用于菜单、按钮和说明。你的学习内容将保持英语。
/ˈmæn.dəˌt(ɔ)ɹi/
Required by law or rules.
“Wearing helmets is mandatory for all cyclists.”
To accept or act in accordance with.
On or in a vehicle or vessel.
Not present in a place or situation.
To take in or soak up something.
a feature that emphasizes something
state of being okay with something or someone
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