Optical subsytem
[计] 光学子系统
🧩 词语组成解析
🗣️ 情景例句
It's your birthday.
今天是你的生日。
Oh, just over the holidays.
哦，就过完假期。
But mine are better than yours. Look! Yours are green, and quite small.
但我的比你的好。瞧！你的是青的，而且很小。