Underreamer
扩孔器
🗣️ 情景例句
Will it cost for the transfer?
转车要钱吗？
This is the basement.
这里是地下室。
In the meantime, the lorry driver had to sweep up hundreds of broken bottles.
在这段时间里，卡车司机不得不清扫那几百只破瓶子。