must
🇺🇸
/məst/
🇬🇧
/məst/
shows something is necessary or required
You must wash your hands before eating.
你必須在吃飯前洗手。
shows something is very likely or makes sense
You must be tired after working all day.
工作了一整天,你一定很累了。
strongly suggests doing something because it's good
You must try this delicious cake.
你一定要嚐嚐這個美味的蛋糕。
something you really need to do or have
This book is a must for all students.
這本書是所有學生的必讀之物。