Caffein
n. 咖啡因；茶精（兴奋剂）
✅ 同义词
🗣️ 情景例句
I didn't even finish it.
没有能吃完它。
Who can best handle the problem?
谁能将那问题处理得最好？
While he was eating, I asked him to lend me twenty pounds.
当他吃饭时，我提出向他借20英镑。