Deam
[人名] [苏格兰人、马恩岛人、英格兰人姓氏] 迪姆 Dempster的变体
🗣️ 情景例句
Not a lot.
没什么重要的事啦。
It is good to have friends in trouble.
在患难时得到朋友是幸运的。
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。