Rheospectrometer
流谱计
🗣️ 情景例句
Condemns past employers.
谴责以前的老板。
Do not praise a day before sunset.
切勿褒贬过早。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。