| 词汇 | drastic |
| 词根词缀 | 词源： 1690s, originally medical, "forceful, vigorous, especially in effect on bowels," from Gk. drastikos "effective," from drasteon "(thing) to be done," from dran "to do, act, perform." Sense of "extreme, severe" is first recorded 1808. Related: Drastically. 词根记忆： a. 激烈的,严厉的;(药性等)猛烈的We had to take drastic measures.我们必须采取严厉措施. 剧烈的[dra=perform(表演)] 词根词缀： drasticdrastic 剧烈的dra=perform ( 表演) drastic 剧烈的drama 戏剧 |
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