| 释义 |
ob.lig.a.to.ryHE5blIg7E7t[r7i, $-tC:r-adj [not gradable]义务的，应尽的，强制性的The medical examination before you start work is obligatory.你开始工作前必须接受健康检查。It is obligatory to (= You must) go through a password routine before you can get into the computer database. [+ to infinitive]在进入计算机数据库之前，你必须照例键入口令。Obligatory can also mean expected because it usually happens.预料中的Then the secret service agents turned up--all in the obligatory raincoat and hat.然后特工人员出现了----所有人都穿着预料中的雨衣，戴着预料中的帽子。
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