形容词
中文翻译：必须的
同义词：
['essential', 'compulsory例句：1. The teacher made it obligatory for us to complete the assignment before class.（老师要求我们在课前完成作业。）']
例句：
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1. The teacher made it obligatory for us to complete the assignment before class.
老师要求我们在课前完成作业。
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2.This policy is obligatory for all employees to follow.
这项政策对所有员工都有约束力。
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3. Obligatory duties are often stressful and can lead to burnout.
强制性职责往往压力很大，可能导致职业倦怠。