英语词汇“e”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::

e, E /iː/ n ( pl e's, E's, Es)

the fifth letter and second vowel of the modern English alphabet
any of several speech sounds represented by this letter, in English as in he, bet, or below

e symbol for

a transcendental number, fundamental to mathematics, that is the limit of (1 + 1/n)ⁿ as n increases to infinity: used as the base of natural logarithms. Approximate value: 2.718 282…; relation to π: e^πi = –1, where i = √–1
electron

E, e n. [countable], pl. Es or E's, es or e's.

Linguisticsthe fifth letter of the English alphabet, a vowel.

E., an abbreviation of:

GeographyEarth.
Geographyeast.
eastern.
engineering.

E, e n., pl. E's or Es, e's or es.

the fifth letter of the English alphabet, a vowel.
any spoken sound represented by the letter E or e, as in met, meet, mere, etc.
something having the shape of anE.
a written or printed representation of the letter E or e.
a device, as a printer's type, for reproducing the letter E or e.

Geographyeast.
Educationeastern.
Music and DanceEnglish.
excellent.
Expressway.

E, Symbol.

the fifth in order or in a series.
(sometimes l.c.) (in some grading systems) a grade or mark, as in school or college, indicating the quality of a student's work is in need of improvement in order to be passing.
[Music.]
- the third tone in the scale of C major or the fifth tone in the relative minor scale, A minor.
- a string, key, or pipe tuned to this tone.
- a written or printed note representing this tone.
- (in the fixed system of solmization) the third tone of the scale of C major, called mi.
- the tonality having E as the tonic note.
(sometimes l.c.) the medieval Roman numeral for 250. Cf. Roman numerals.
[Physics, Elect.]
- electric field.
- electric field strength.
[Physics.]energy.
[Biochem.]See glutamic acid.
Philosophy[Logic.]See universal negative.
Clothinga proportional shoe width size narrower than EE and wider than D.

Physicselectron.
Physics, Philosophyelementary charge.

e, Symbol.

[Math.]a transcendental constant equal to 2.7182818 …, used as the base of natural logarithms;
the limit of the expression (1+1/n)ⁿ as n approaches infinity.
[Logic.]See universal negative.

e-,

var. of ex-¹, occurring in words of Latin origin before consonants other than c, f, p, q, s, and t: emit.

E.,

Earl.
Earth.
Geographyeast.
Easter.
eastern.
engineer.
engineering.
English.

e.,

eldest.
Sport[Football.]end.
engineer.
engineering.
entrance.
Sport[Baseball.]error;
errors.

e-,¹ (used in combination)

Computingelectronic:e-mail, E-text.
Computingon-line:e-commerce.

Also, E-.

Collins Concise English Dictionary © HarperCollins Publishers::

E symbol for

earth
East
English
Egypt(ian)
exa-
a note having a frequency of 329.63 hertz (E above middle C) or this value multiplied or divided by any power of 2; the third note of the scale of C major
the major or minor key having this note as its tonic
energy
electromotive force
a person without a regular income, or who is dependent on the state on a long-term basis because of unemployment, sickness, old age, etc
(as modifier): E worker
See also occupation groupings

abbreviation for

informal the drug ecstasy

E- prefix

used with numbers indicating a standardized system within the European Union, as of recognized food additives or standard pack sizes
See also E number

E. abbreviation for

Earl

e- prefix

electronic, indicating the involvement of the internet: e-business, e-money

单词	e
释义	Collins Concise English Dictionary © HarperCollins Publishers:: e, E /iː/ n ( pl e's, E's, Es) the fifth letter and second vowel of the modern English alphabet any of several speech sounds represented by this letter, in English as in he, bet, or below e symbol for a transcendental number, fundamental to mathematics, that is the limit of (1 + 1/n)ⁿ as n increases to infinity: used as the base of natural logarithms. Approximate value: 2.718 282…; relation to π: e^πi = –1, where i = √–1 electron WordReference Random House Learner's Dictionary of American English © 2024 E, e /i/USA pronunciation n. [countable], pl. Es or E's, es or e's. Linguisticsthe fifth letter of the English alphabet, a vowel. E., an abbreviation of: GeographyEarth. Geographyeast. eastern. engineering. WordReference Random House Unabridged Dictionary of American English © 2024 E, e (ē),USA pronunciation n., pl. E's or Es, e's or es. the fifth letter of the English alphabet, a vowel. any spoken sound represented by the letter E or e, as in met, meet, mere, etc. something having the shape of anE. a written or printed representation of the letter E or e. a device, as a printer's type, for reproducing the letter E or e. E, Geographyeast. Educationeastern. Music and DanceEnglish. excellent. Expressway. E, Symbol. the fifth in order or in a series. (sometimes l.c.) (in some grading systems) a grade or mark, as in school or college, indicating the quality of a student's work is in need of improvement in order to be passing. [Music.] the third tone in the scale of C major or the fifth tone in the relative minor scale, A minor. a string, key, or pipe tuned to this tone. a written or printed note representing this tone. (in the fixed system of solmization) the third tone of the scale of C major, called mi. the tonality having E as the tonic note. (sometimes l.c.) the medieval Roman numeral for 250. Cf. Roman numerals. [Physics, Elect.] electric field. electric field strength. [Physics.]energy. [Biochem.]See glutamic acid. Philosophy[Logic.]See universal negative. Clothinga proportional shoe width size narrower than EE and wider than D. e, Physicselectron. Physics, Philosophyelementary charge. e, Symbol. [Math.]a transcendental constant equal to 2.7182818 …, used as the base of natural logarithms; the limit of the expression (1+1/n)ⁿ as n approaches infinity. [Logic.]See universal negative. e-, var. of ex-¹, occurring in words of Latin origin before consonants other than c, f, p, q, s, and t: emit. E., Earl. Earth. Geographyeast. Easter. eastern. engineer. engineering. English. e., eldest. Sport[Football.]end. engineer. engineering. entrance. Sport[Baseball.]error; errors. WordReference Random House Unabridged Dictionary of American English © 2024 e-,¹ (used in combination) Computingelectronic:e-mail, E-text. Computingon-line:e-commerce. `Also, E-.` Collins Concise English Dictionary © HarperCollins Publishers:: E symbol for earth East English Egypt(ian) exa- a note having a frequency of 329.63 hertz (E above middle C) or this value multiplied or divided by any power of 2; the third note of the scale of C major the major or minor key having this note as its tonic energy electromotive force a person without a regular income, or who is dependent on the state on a long-term basis because of unemployment, sickness, old age, etc (as modifier): E worker See also occupation groupings abbreviation for informal the drug ecstasy Collins Concise English Dictionary © HarperCollins Publishers:: E- prefix used with numbers indicating a standardized system within the European Union, as of recognized food additives or standard pack sizes See also E number Collins Concise English Dictionary © HarperCollins Publishers:: E. abbreviation for Earl Collins Concise English Dictionary © HarperCollins Publishers:: e- prefix electronic, indicating the involvement of the internet: e-business, e-money
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