Polytropic efficiency
[化] 多变效率
🧩 词语组成解析
a. [昆]多花采蜜的,多花采粉的
🗣️ 情景例句
Are you traveling alone or whth a friend?
你是一个人旅行还是结伴旅游？
I'd like to make a reservation
我想预订。
This is a rare occurrence as our climate seldom guest to extremes.
但是在我们这里，气候很少发生异常，河水极少泛滥。