4周搞定2000+托福核心词
observatory = ob(表加强) + serv(保持) + atory(场所) = 天文台
obsession = ob(表加强) + sess(坐) + ion(表名词) = 一直坐→着魔,萦绕
oblig = ob(对面) + lig(约束) = 加强限制→迫使
obliged = ob(表加强) + lig(约束) + ed(形容词) = 受约束的→必须的;被迫的
predatory = pred(掠夺) + atory(...的) =
exploratory = ex(出) + plor(喊,哭) + atory(...的) = 出去哭喊→外出探险
加强约束的→必须的
obligatory
常考释义
adj. 义不容辞的;责任所在的;相当于义务的<正式>
You may not see the action as morally necessary or obligatory.
你或许不会将该行为视为道德上必要或者义不容辞。
adj. 习惯性的;惯常的<幽默>
His lips curved up in the obligatory smile, acknowledging the compliment.
他嘴边挤出一个习惯性的微笑,对称赞表示感谢。
She was wearing the obligatory sweater and pearl necklace.
她穿着常穿的毛衣,戴着常戴的珍珠项链。
adj. 强制性的;必须履行的
Most women will be offered an ultrasound scan during pregnancy, although it's not obligatory.
大多数处于妊娠期的妇女将被建议接受超声波检查,不过这不是强制性的。
These rates do not include the charge for obligatory medical consultations.
这些费用不含必要的就诊费。
Attendance at seminars is obligatory.
研讨会必须出席。
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