Caffein
n. 咖啡因；茶精（兴奋剂）
✅ 同义词
🗣️ 情景例句
One step at a time.
做事要一步一步来。
I ask him to see the doctor.
我要求他去看医生。
The radio says the snow will stop later in the day.
无线电广播说 今天晚些时候雪会停的。