Collimators
n. 准直仪; 描准仪
🗣️ 情景例句
She forgave her husband.
她原谅了她的丈夫。
I still need three more credits in Psych; maybe I'll take Ed Psych this term.
心理学我还需要三个学分。或许我在本学期修教育心理学。
What's the climate like in your country?
你们的国家的气候是怎么样？