Catabolin
分解代谢产物; 异化产物
🗣️ 情景例句
When did you buy a house?
那你们在什么时候买房子呢?
Do you have any brothers or sisters?
你有兄弟或姐妹吗？
He wants to ride the machine like a bike and fly it like a plane.
他想让机器可以像自行车那样骑，可以像飞机那样飞。