Arepycnometer
[化] 稠液比重计
🗣️ 情景例句
2,3,4 ... now switch. ... 2 3 4
……现在 左右交替……
My parents got married in 1
我父母1954年结婚的。
Before he retired, Frank was the head of a very large business company, but as a boy he used to work in a small shop.
在退休前，弗兰克是一家非常大的商业公司的经理，但他小时候却在一家小铺里做工。