Variation problem
[计] 变分问题
🧩 词语组成解析
🗣️ 情景例句
You think you've got what?
你想你已经拍齐了什么？
He may cheat in checkers, but it beats staring at his face all day long.
他可能在下象棋时做手脚，但是只要一整天盯着他的脸看便会获胜了。
We've had to increase our prices on this item by just 8%.
这一种我们不得已也只加了8%而已。