例句
I was unable to open the tightly sealed jar.
我打不開那個封得很緊的罐子。
Without affordable internet access, many students are unable to participate fully in online learning programmes.
如果沒有負擔得起的網絡服務，許多學生就無法充分參與線上學習課程。
常用搭配
- be unable to attend｜無法出席
- be unable to afford｜負擔不起
- be unable to cope｜無法應付
詞形與相關詞
able (adj.) · ability (n.) · inability (n.)
用法提示
用 be unable to do，不用 unable doing。