Underreamer
扩孔器
🗣️ 情景例句
or else my father will get really angry.
要不然我爸爸会很生气。
And straightforward communication will serve as a useful basic of successful business transactions.
以及坦率的沟通，这些将构成顺利生意交涉的有效基础。
She did not even look up when I took my seat beside her.
当我在她身旁坐下来的时候，她甚至连头都没有抬一下。