obligatory中文什么意思

adj.
1.义务的；应尽的；强制性的。
2.【生物学】专性的。
短语和例子
+更多解释...obligatory military service 义务兵役。 an obligatory right 债权。 the obligatory term 义务年限。adv.
-rily

• bill obligatory:    强制债务证书
• discretionary - obligatory:    自由决定的
• obligatory aerobes:    专性需氧微生物

例句与用法

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1. The time expression is not obligatory .
   不一定要有表示时间的词语。
2. The press conferences were almost obligatory .
   这些新闻会议是不得已的。
3. Attendance at primary school is obligatory .
   上小学是义务的。
4. No sooner had we been installed than we were served the obligatory heavy meal .
   我们刚刚安顿下来，就要我们去出席例行的盛大宴会。
5. The hostess was dressed very simply for a simple, perhaps obligatory occasion .
   在这种简单的，也许纯属义务性的场合，女主人的衣着十分朴素。

英文释义

a

1. morally or legally constraining or binding; "attendance is obligatory"; "an obligatory contribution"

形容词

1. required by obligation or compulsion or convention; "he made all the obligatory apologies"