Pyknometer
[医] 比重瓶
🏥 医学释义
①比重瓶 ②比重计
🗣️ 情景例句
It hurts so much when a baby gets his first teeth.
小孩子长第一颗牙齿时好痛哟。
Her stockings on the sofa.
她的长袜在沙发上面。
I am looking forward to your visit next week.
我期待着你下周来访。