Optical engineering
[计] 光学工程
🧩 词语组成解析
engineering
['ɛndʒə'nɪrɪŋ]
n. 工程（学）， 工程师行业;操纵，管理;土木工程，工事;开车技术;
engineer工程师+ing表示...行业...学 →engineering
🗣️ 情景例句
John proposed marriage to Helen.
绚翰向沦论求婚。
How did you decide that product was safe?
你怎样决定产品是安全的呢？
By January 10th, I was back to where I had started from.
到了1月10日，我恢复了原来的作息时间。