Geometrical optics
[化] 几何光学
🧩 词语组成解析
optics
['ɔptiks]
n. 光学;
🗣️ 情景例句
And thanks again for the lunch and for the game.
再次谢谢你们提供了午餐和游戏。
The houses downtown are very expensive.
市区的房子很贵。
She kept it tied to a tree in a field during the day and went to fetch it every evening.
白天，玛丽把羔羊拴在地里的一颗树上，每天晚上把它牵回家。