🧩 词语组成解析
sleeper
['sli:pə]
n. 卧车;轨枕;睡觉（呈某种状态）的人;冬眠动物;
n. 虾虎鱼
🗣️ 情景例句
Mr Wang, I'd like you to meet my brother, Haitian.
王先生，我想请你见见我弟弟，海天。
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
We have that right here in this report.
在这份报告书内就有。