Qr
[计] 商, 二次余数
📖 牛津释义
qr
abbr 缩写 = quarter(s).
🗣️ 情景例句
I've been studying all day, and I'm sick and tired of it.
我学了一天，现在感到厌倦。
No sunshine but bath some shadow.
有明必有暗。
During these tests she was able to read a newspaper through an opaque screen and,
在这些测试中，她能隔着不透明的屏幕读报纸。