Aeronomy
n. 高层大气物理学
🗣️ 情景例句
I can only stay a few minutes.
我只能停留几分钟。
He will go to America next month, if he is ready then.
如果准备就绪，他下个月将去美国。
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。