Cholestasis
n. 胆汁郁积, 胆汁阻塞\\n[医] 胆汁郁积, 胆汁阻塞
🗣️ 情景例句
I have been learning English for three years now.
我学英语有3年了。
I'm not really sure about that. Mr. Jiang should know the answer to that.
关于那事我不敢确定，蒋先生应该知道答案。
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。