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

node

(nōd)

a. A knob, knot, protuberance, or swelling.

b. Medicine A small, well-defined mass of tissue that is either normal or pathological, as a lymph node or a node at an arthritic joint.

a. A point or area where two lines, paths, or parts intersect or branch off: "The nodes, or branching points, are usually demarcated by sets of one or more new, evolutionary characters that typify all taxa" (Pat Shipley).

b. A focal point or a point of interaction: "Inside the hospital, she became a node of gossip, despite being unable to communicate in the usual way" (Oliver Sacks).

a. Botany The point on a stem where a leaf is attached or has been attached; a joint.

b. See knot¹.

4. Physics A point or region of virtually zero amplitude in a wave or periodic system.

5. Mathematics The point at which a continuous curve crosses itself.

6. Computers A terminal in a computer network.

7. Astronomy

a. Either of two diametrically opposite points at which the orbit of a planet intersects the ecliptic.

b. Either of two points at which the orbit of a satellite intersects the orbital plane of a planet.

[Middle English, lump in the flesh, from Latin nōdus, knot; see ned- in the Appendix of Indo-European roots.]

单词	node
释义	node (nōd) n. 1. a. A knob, knot, protuberance, or swelling. b. Medicine A small, well-defined mass of tissue that is either normal or pathological, as a lymph node or a node at an arthritic joint. 2. a. A point or area where two lines, paths, or parts intersect or branch off: "The nodes, or branching points, are usually demarcated by sets of one or more new, evolutionary characters that typify all taxa" (Pat Shipley). b. A focal point or a point of interaction: "Inside the hospital, she became a node of gossip, despite being unable to communicate in the usual way" (Oliver Sacks). 3. a. Botany The point on a stem where a leaf is attached or has been attached; a joint. b. See knot¹. 4. Physics A point or region of virtually zero amplitude in a wave or periodic system. 5. Mathematics The point at which a continuous curve crosses itself. 6. Computers A terminal in a computer network. 7. Astronomy a. Either of two diametrically opposite points at which the orbit of a planet intersects the ecliptic. b. Either of two points at which the orbit of a satellite intersects the orbital plane of a planet. [Middle English, lump in the flesh, from Latin nōdus, knot; see ned- in the Appendix of Indo-European roots.]
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