Aug.
第5级 其它 Other八月
✅ 同义词
🗣️ 情景例句
Why is he blowing his horn like that?
为什么他这样子按喇叭？
Reason deceives us often, conscience never.
理性常骗人，良心永不欺。
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。