Y operator
[计] Y算子
🧩 词语组成解析
🗣️ 情景例句
No, I'm not.
不，我不觉得。
They're all tall, they all have blond hair, and they all seem to have blue eyes, too.
他们都是高个子、金发、看起来也都是蓝眼睛。
Train compartments soon get cramped and stuffy.
车厢很快就变得拥挤、闷热，