Gravitometer
重差计(测定比重用)
🏥 医学释义
比重计，比重测定器
🗣️ 情景例句
Hello, Miss Wang. I'm fine, and you?
喂，王小姐，我很好，你呢？
Our policy is not to grant exclusivity.
我们的方针是不授与专卖权。
There were English cars, French cares, German cars.Italian cars.American cars and Japanese cars.
有英国、法国、德国、意大利和日本的汽车。