Repoussoir
[医] 拔根器
🗣️ 情景例句
Trevor wants to go to Japan so there's going to be trouble whild he's gone.
特里瓦要去日本，所以他不在的时候就麻烦了。
To lose a freind is the greatest of all loses.
失掉朋友是一切损失中最大的损失。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。