Catabolin
分解代谢产物; 异化产物
🗣️ 情景例句
Half that time in my own construction company.
一半时间是在我自己的建筑公司。
I would like to develop this film.
我要晒印这底片。
Forty-two years later a tunnel was actually begun.
42年以后，隧道实际已经开始建了。