英语词汇“zero in”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

Collins Concise English Dictionary © HarperCollins Publishers::

zero in vb (adverb)

(often followed by on) to bring (a weapon) to bear (on a target), as while firing repeatedly
(intransitive) followed by on: informal to bring one's attention to bear (on a problem, etc)
(intransitive) followed by on: informal to converge (upon)

ze•ro n., pl. -ros, -roes, v., -roed, -ro•ing, adj.
n.

Mathematics[countable] the figure or symbol 0, which stands for the absence of quantity or amount;
a cipher.
a beginning point on a scale from which values are measured, as on a temperature scale:[uncountable]twelve degrees below zero.
naught;
nothing:[uncountable]I had gained zero after all that hard work.

zero in on, [~ + in + on + object]
- to aim directly at:to zero in on a target.
- to direct one's attention to;
  focus on:I zeroed in on finishing my work before the deadline.
- to converge on:The squadron of planes zeroed in on the aircraft carrier.

adj. [before a noun]

amounting to zero.
having no measurable amount;
not any:zero visibility.

ze•ro n., pl. -ros, -roes, v., -roed, -ro•ing, adj.
n.

the figure or symbol 0, which in the Arabic notation for numbers stands for the absence of quantity;
cipher.
the origin of any kind of measurement;
line or point from which all divisions of a scale, as a thermometer, are measured in either a positive or a negative direction.
a mathematical value intermediate between positive and negative values.
naught;
nothing.
the lowest point or degree.
[Ling.]the absence of a linguistic element, as a phoneme or morpheme, in a position in which one previously existed or might by analogy be expected to exist, often represented by the symbol 0̸:Inflectional endings were reduced to zero. The alternant of the plural morpheme in "sheep'' is zero.
[Ordn.]a sight setting for both elevation and windage on any particular range causing a projectile to strike the center of the target on a normal day, under favorable light conditions, with no wind blowing.
[Math.]
- the identity element of a group in which the operation is addition.
- (of a function, esp. of a function of a complex variable) a point at which a given function, usually a function of a complex variable, has the value zero;
  a root.
(cap.) a single-engine Japanese fighter plane used in World War II.

v.t.

to adjust (an instrument or apparatus) to a zero point or to an arbitrary reading from which all other readings are to be measured.
to reduce to zero.
[Slang.]to kill (a congressional bill, appropriation, etc.):The proposed tax increase has been zeroed for the time being.
zero in, to aim (a rifle, etc.) at the precise center or range of a target.
zero in on:
- to aim directly at (a target).
- to direct one's attention to;
  focus on;
  concentrate on.
- to converge on;
  close in on.

adj.

amounting to zero:a zero score.
having no measurable quantity or magnitude;
not any:zero economic growth.
[Ling.]noting a hypothetical morphological element that is posited as existing by analogy with a regular pattern of inflection or derivation in a language, but is not represented by any sequence of phonological elements:the zero allomorph of "-ed'' in "cut''; "Deer'' has a zero plural.
[Meteorol.]
- (of an atmospheric ceiling) pertaining to or limiting vertical visibility to 50 ft. (15.2 m) or less.
- of, pertaining to, or limiting horizontal visibility to 165 ft. (50.3 m) or less.
Banking[Finance.]zero-coupon.
being or pertaining to the precise time, as a specific hour or second, when something must or does happen, as the explosion of a nuclear weapon:in an underground shelter at zero second.

Arabic ṣifr cipher
Medieval Latin zephirum
Italian
1595–1605

单词	zero in
释义	Collins Concise English Dictionary © HarperCollins Publishers:: zero in vb (adverb) (often followed by on) to bring (a weapon) to bear (on a target), as while firing repeatedly (intransitive) followed by on: informal to bring one's attention to bear (on a problem, etc) (intransitive) followed by on: informal to converge (upon) WordReference Random House Learner's Dictionary of American English © 2024 ze•ro /ˈzɪroʊ/USA pronunciation n., pl. -ros, -roes, v., -roed, -ro•ing, adj. n. Mathematics[countable] the figure or symbol 0, which stands for the absence of quantity or amount; a cipher. a beginning point on a scale from which values are measured, as on a temperature scale:[uncountable]twelve degrees below zero. naught; nothing:[uncountable]I had gained zero after all that hard work. v. zero in on, [~ + in + on + object] to aim directly at:to zero in on a target. to direct one's attention to; focus on:I zeroed in on finishing my work before the deadline. to converge on:The squadron of planes zeroed in on the aircraft carrier. adj. [before a noun] amounting to zero. having no measurable amount; not any:zero visibility. WordReference Random House Unabridged Dictionary of American English © 2024 ze•ro (zēr′ō),USA pronunciation n., pl. -ros, -roes, v., -roed, -ro•ing, adj. n. the figure or symbol 0, which in the Arabic notation for numbers stands for the absence of quantity; cipher. the origin of any kind of measurement; line or point from which all divisions of a scale, as a thermometer, are measured in either a positive or a negative direction. a mathematical value intermediate between positive and negative values. naught; nothing. the lowest point or degree. [Ling.]the absence of a linguistic element, as a phoneme or morpheme, in a position in which one previously existed or might by analogy be expected to exist, often represented by the symbol 0̸:Inflectional endings were reduced to zero. The alternant of the plural morpheme in "sheep'' is zero. [Ordn.]a sight setting for both elevation and windage on any particular range causing a projectile to strike the center of the target on a normal day, under favorable light conditions, with no wind blowing. [Math.] the identity element of a group in which the operation is addition. (of a function, esp. of a function of a complex variable) a point at which a given function, usually a function of a complex variable, has the value zero; a root. (cap.) a single-engine Japanese fighter plane used in World War II. v.t. to adjust (an instrument or apparatus) to a zero point or to an arbitrary reading from which all other readings are to be measured. to reduce to zero. [Slang.]to kill (a congressional bill, appropriation, etc.):The proposed tax increase has been zeroed for the time being. zero in, to aim (a rifle, etc.) at the precise center or range of a target. zero in on: to aim directly at (a target). to direct one's attention to; focus on; concentrate on. to converge on; close in on. adj. amounting to zero:a zero score. having no measurable quantity or magnitude; not any:zero economic growth. [Ling.]noting a hypothetical morphological element that is posited as existing by analogy with a regular pattern of inflection or derivation in a language, but is not represented by any sequence of phonological elements:the zero allomorph of "-ed'' in "cut''; "Deer'' has a zero plural. [Meteorol.] (of an atmospheric ceiling) pertaining to or limiting vertical visibility to 50 ft. (15.2 m) or less. of, pertaining to, or limiting horizontal visibility to 165 ft. (50.3 m) or less. Banking[Finance.]zero-coupon. being or pertaining to the precise time, as a specific hour or second, when something must or does happen, as the explosion of a nuclear weapon:in an underground shelter at zero second. Arabic ṣifr cipher Medieval Latin zephirum Italian 1595–1605
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