形容词
中文翻译：强制的
同义词：
['obligatory', 'compulsory']
例句：
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1. The law is a compulsory requirement for all citizens.
法律是所有公民的义务要求。
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2. This course is compulsory for all students.
这门课程对所有学生都是强制性的。
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3. The government has made it compulsory for everyone to wear masks in public places.
政府已经规定每个人在公共场所必须戴口罩。