must
英 /mʌst/ 美 /mʌst/
- v. 必须used to express a strong obligation or requirement
- v. 一定；想必used to express a confident conclusion
- n. 必需的事物something considered essential
You must wear a helmet when riding here.
在这里骑车必须戴头盔。
Governments must ensure that all children have access to quality education, regardless of their family income.
政府必须确保所有儿童都能接受优质教育，不论其家庭收入如何。
搭配
must be 一定是must have done 想必已经做过an absolute must 绝对必需的事物
辨析提示
must是情态动词；mustn't表禁止，不是“不必”。
相关词
插画、释义与录音：Word Atlas contributors（词光），CC BY 4.0，已修改。署名与许可