| 词汇 | cocaine |
| 词根词缀 | 词源： 1874, from Fr. cocaine (1856), coined by Albert Niemann of Gottingen University from coca (from Quechua cuca) + -ine, arbitrary use of L. -inus, -ina for noun ending. A medical coinage, the drug was used 1870s as a local anaesthetic for eye surgery, etc. 词根记忆： 可卡因,古柯堿(用作局部麻醉剂)Cocaine is a kind of drug.可卡因是一种麻醉药. |
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