形容词
中文翻译:Unknown
同义词:
['obligatory', 'compulsory']
例句:
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1. The schoolhas a mandatory attendance policy.
学校有强制性出勤政策。
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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. Thegovernment has made it compulsory for everyone towear masks in public places.
政府已要求每个人在公共场所必须戴口罩。