| 正面 | 12597.cement 英 [sɪ'ment]美 [sə'mɛnt]     |
|---|---|
| 背面 |     释义： 1、反复动词，即原始动词的反复体（反复形式），即：动词rip的反复体，通常以后缀-le结尾的动词都是反复动词。因此，后缀-le通常表示：多次，反复。2、反复动词实例：daze -> dazzle, drag -> draggle, drip -> drib -> dribble, fond -> fondle.3、这类反复动词很多，不胜枚举。4、因为波纹就像一道道动态、波动的裂纹。vt. 巩固，加强；用水泥涂；接合vi. 粘牢n. 水泥；接合剂 例句： 1. The gym teachers lined us up against the cement walls.体育老师让我们靠着水泥墙排好。 cement 水泥来自PIE*skei, 砍，劈，词源同excise, scissor . -ment, 名词后缀。原指劈下的小石块，后指水泥。 cementcement: [13] Latin caementa meant ‘stone chips used for making mortar’; etymologically, the notion behind it was of ‘hewing for a quarry’, for it was originally *caedmenta, a derivative of caedere ‘cut’ (from which English gets concise and decide). In due course the signification of the Latin word passed from ‘small broken stones’ to ‘powdered stone (used for mortar)’, and it was in this sense that it passed via Old French ciment into English.=> concise, decidecement (n.)c. 1300, from Old French ciment "cement, mortar, pitch," from Latin cæmenta "stone chips used for making mortar" (singular caementum), from caedere "to cut down, chop, beat, hew, fell, slay" (see -cide). The sense evolution from "small broken stones" to "powdered stones used in construction" took place before the word reached English.cement (v.)c. 1400, from cement (n.) or Old French cimenter. Figurative use from c. 1600. Related: Cemented; cementing." |