efficient
英 [?'f??(?)nt]
美[?'f??nt]
CET4TEM4IELTS考研TOEFLCET6中頻詞核心詞匯
詞態(tài)變化
副詞:?efficiently;
助記提示
1. ef- "out" + fic- => fici- => effici-. 在這里取 out 的引申義：完成、結(jié)束(finish, end)之意。
2. meaning: 事情做完了，事情做結(jié)束了. => work out, accomplish.
3. => 引申為：事情做完、做結(jié)束后的效果。
4. effici- + -ent. => 有效的，有效果的，生效的。=> 高效的，效率高的，有本事的。
英文詞源
- efficient
- efficient: see effect
- efficient (adj.)
- late 14c., "making, producing immediate effect, active, effective," from Old French efficient and directly from Latin efficientem (nominative efficiens) "effective, efficient, producing, active," present participle of efficere "work out, accomplish" (see effect). Meaning "productive, skilled" is from 1787. Related: Efficiently.
雙語例句
- 1. The pill is the most efficient method of birth control.
- 服用避孕藥是最有效的避孕方法。
來自柯林斯例句
- 2. These people are very efficient, very organized and excellent time managers.
- 這些人做事效率很高，井井有條，并且十分善于管理時(shí)間。
來自柯林斯例句
- 3. The process of replication is very quick and efficient.
- 復(fù)制的過程快捷、高效。
來自柯林斯例句
- 4. Service was outstandingly friendly and efficient, falling down on only one detail.
- 服務(wù)態(tài)度極佳，效率也蠻高，僅在一個(gè)小地方不盡人意。
來自柯林斯例句
- 5. An efficient bulb may lighten the load of power stations.
- 一個(gè)節(jié)能燈泡也許就能減輕發(fā)電站的負(fù)荷。
來自柯林斯例句