Caffein
n. 咖啡因；茶精（兴奋剂）
✅ 同义词
🗣️ 情景例句
Seven?
七？
It's not my fault!
又不是我的错！
Could you ask him to ring me, please? My number is 181 584 9662.
麻烦你请他给我打个电话来，我的号码是181 584 9662。