Arott's dilator
[医] 阿诺特氏扩张器, 油绸尿道扩张器
🧩 词语组成解析
n. 详述者, 扩张器, 扩张肌\\n[医] 扩张器, 扩张肌, 开大肌
🗣️ 情景例句
but Philip is too independent.
但是Philip的独立性太强了。
This is a typewiter.
这是一台打字机。
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。