Caffein
n. 咖啡因；茶精（兴奋剂）
✅ 同义词
🗣️ 情景例句
I had a busy day. I'm done.
我今天很忙，现在精疲力尽。
You are a very considerate person.
你是一个深思熟虑的人。
She is a strong swimmer and many people feel that she is sure to succeed.
她是一个游泳能手，很多人认为她一定能成功。