Required

其它 Other
a. 必需的

✅ 同义词

necessary obligatory prerequisite prescribed requisite compulsory

🔴 反义词

arbitrary optative permissive unobligative unobligatory discretional discretionary facultative

🗣️ 情景例句

So, you're an exchange student.
哦，你是一名交换学生。
Tea, please.
我喝点茶吧。
Well, Mrs Brown, maybe he has caught a bit of a cold.
嗯，布朗太太，也许他只是有点儿感冒。
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🔤 更多 R 开头的单词

radiotracer
ray-gun
rectangulometer
regeneration brake
relish 'rɛlɪʃ
reptile-like
revelator
riot control operation
全部 R 开头单词 ›