Variational notation
[计] 变分记号
🧩 词语组成解析
a. 变异的
🗣️ 情景例句
but it's not about me.
但这不是关于我自己的事。
Like attracts like.
物以类聚。
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了，而劳动强度却降低了。