Catastrophe theory
[化] 突变论
🧩 词语组成解析
🗣️ 情景例句
It's good for every day. It will be good for school, Michelle.
这套衣服每天都可以穿。它适合上学时穿， Michelle。
I'll pick up ticket at the airport counter.
我会在机场柜台拿机票。
Doctor, I'm not feeling well, she said. I often feel tired.
“医生，我感到不舒服，”她说，“我经常感到疲倦”。