Key drift
[机] 拔键销
🧩 词语组成解析
key
[kiː]
n. 钥匙;（打字机等的）键;关键，线索，秘诀;（音乐的）调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
drift
[drɪft]
vi. 流动;随意移动;漂泊;浮现;
vt. 漂流;堆积成堆;
n. 漂移，偏移;趋势，动向;大意;放任自流;
🗣️ 情景例句
Michelle knows all about it.
Michelle已经全知道了。
The devil knows may things because he is old.
老马能识途。
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。