Pentan-thiol
[化] 戊硫醇
🧩 词语组成解析
n. [化]硫醇
🗣️ 情景例句
You would be well-advised to stay at home tonight.
你今晚还是呆在家里为妙。
The weather is warm and sunny here.Do you get much rain?
这里的天气是温暖并且阳光充足的.你那有许多雨吗？
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。