Picknometer,pycnometer
[化] 比重瓶; 比重管
🗣️ 情景例句
What time will the plane land?
飞机在什么时间降落？
Nothing crave, nothing have.
有求才有应。
still persists, however; and it is as fierce as it ever was.
依然在进行着，而且和以前一样激烈。