Concentration currents
[建] 浓差电流
🧩 词语组成解析
n. 潮流；气流；电流（current的复数）
🗣️ 情景例句
Chances are ten to one that we'll have a economic recession.
我们十有八九会陷入经济衰退。
That's fine. What time do I have to be at the airport?
好的。我应该几时到达机场？
Are you going to ship this by air?
这批货你要用空运的吗？