Foreign object
异物
🧩 词语组成解析
🗣️ 情景例句
I know that.
我知道。
Talk about it next time.
下次再聊。
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。