Parietal pregnancy
[医] 输卵管子宫间妊娠
🧩 词语组成解析
a. 周壁的, 体壁的, 顶骨的, 侧膜的\\nn. 顶骨
pregnancy
['pregnənsi]
n. 怀孕，妊娠;丰富，多产;意义深长;
🗣️ 情景例句
Take it easy, Robbie.
不要太紧张 ，Robbie。
I don't think your plan will work.
我想你的计划行不通。
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。