| 单词 | symmetry |
| 释义 | symmetry n. (pl. -ies) 1. a correct proportion of the parts of a thing; balance, harmony. b beauty resulting from this. 2. a a structure that allows an object to be divided into parts of an equal shape and size and similar position to the point or line or plane of division. b the possession of such a structure. c approximation to such a structure. 3. the repetition of exactly similar parts facing each other or a centre. 4. Bot. the possession by a flower of sepals and petals and stamens and pistils in the same number or multiples of the same number. Derivatives symmetric adj. symmetrical adj. symmetrically adv. symmetrize v.tr. (also -ise). Etymology: obs. F symm{eacute}trie or L summetria f. Gk (as SYN-, metron measure) |
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