Exchangeability
n. 可交换性
✅ 同义词
🗣️ 情景例句
When's the last time you took a vacation?
上次你去度假是什么时候？
Today is Monday.
今天是星期一。
That's a nice car. How long have you had it?
好漂亮的汽车。你买多久了？