Sleeper agent
潜伏特工
🧩 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;
🗣️ 情景例句
I know you 're a CPA.
我知道你是一位会计师。
Fill it up with premium, please.
请加满高级汽油。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。