Y operator
[计] Y算子
🧩 词语组成解析
🗣️ 情景例句
Sometimes he's very sad.
他有时很忧悒。
The goods were carefully packed and shipped here in excellent condition.
货物包装得很仔细，装船很小心，在这儿完好无损。
Merry Christmas and best wishes for the New Year!
圣诞快乐，并致以新年的良好祝愿！