Catalysts
n. <化>催化剂( catalyst的复数形式 ); 触媒; 促进因素; 有感染力的人
🗣️ 情景例句
What a downpour!
下得可真够大的！
I ate too much candy. I have a toothache.
我吃了太多的糖果。牙齿在痛哩。
I didn't know she could swim. Who taught her?
我不知道她会游泳。谁教她的？