记忆方法
1. ef- "out" + fic- => fici- => effici-. 在这里取 out 的引申义：完成、结束(finish, end)之意。
2. meaning: 事情做完了，事情做结束了. => work out, accomplish.
3. => 引申为：事情做完、做结束后的效果。
4. effici- + -ent. => 有效的，有效果的，生效的。=> 高效的，效率高的，有本事的。
2. meaning: 事情做完了，事情做结束了. => work out, accomplish.
3. => 引申为：事情做完、做结束后的效果。
4. effici- + -ent. => 有效的，有效果的，生效的。=> 高效的，效率高的，有本事的。
英语词源
- 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.
权威例句
- 1. The pill is the most efficient method of birth control.
- 服用避孕药是最有效的避孕方法。
- 2. These people are very efficient, very organized and excellent time managers.
- 这些人做事效率很高，井井有条，并且十分善于管理时间。
- 3. The process of replication is very quick and efficient.
- 复制的过程快捷、高效。
- 4. Service was outstandingly friendly and efficient, falling down on only one detail.
- 服务态度极佳，效率也蛮高，仅在一个小地方不尽人意。
- 5. An efficient bulb may lighten the load of power stations.
- 一个节能灯泡也许就能减轻发电站的负荷。
相关单词
广而告之
1一秒钟记单词小学英语单词记背神器英语一二三四五六年级人教版英语词汇汇总表单词记背神器 单词记忆书单词词汇速记强化训练
【推荐理由】赠运费险，热门商品
【现价】27.9
【下单链接】38￥ CZ3457 5OArdvEMFvn￥