Spent gases
废气
🧩 词语组成解析
spent
[[spent]]
a. 用尽的, 精疲力竭的\\nspend的过去式和过去分词
n. 气体
🗣️ 情景例句
I'm about to go to the Post Office.
我正要去邮局。
Here's your change.
这是找你的钱。
Professors from the university in Paris would be coming down by train.
巴黎那些大学的教授们将会坐火车来这里。