Dredging bucket
挖泥机挖斗
🧩 词语组成解析
n. 挖泥, 捕捞
bucket
['bʌkɪt]
n. 水桶;一桶（的量）;大量;〈俚〉交通工具;
v. 用桶装，用桶运;倾盆而下;〈美俚〉骗;猛开车，猛划船;
🗣️ 情景例句
You've really been keeping an eye on quality.
你们的确在质量上下了功夫!
It is the first step that costs.
万事开头难。
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。