Incommutable
a. 不能改变的, 不能变换的
✅ 同义词
🗣️ 情景例句
Well, we're not sure we can afford one.
嗯 我们还不知道是不是负担得起。
He is on the phone.
他正在通话。
Though in those days, traveling was not as easy as it is today,
尽管在当时旅行不像现在这么容易，