Photics
n. 光学
🗣️ 情景例句
It's too hard to explain.
这很难解释清楚。
When an opportunity is neglected,it never comes back to you.
机不可失，时不再来；机会一过，永不再来。
I want to buy some food for supper this evening.
我想买点晚饭用的东西。