Changeableness
易变, 三心二意
✅ 同义词
🔴 反义词
🗣️ 情景例句
I just can't understand
我就不懂
No,it isn't.
不，不是。
With all these mouths to feed, he didn't know what to do.
由于有那么多人要供养，他不知道怎么办才好。