Tmx
[医][=caffeine]咖啡因，咖啡碱
🗣️ 情景例句
Would you prefer a window, aside or enter seat?
您喜欢靠窗、靠走道还是中间的位置？
You look tired. Have you been getting enough sleep?
你似乎累了。睡眠充足吗？
Yes. You have to practise a lot.
是的，你得大量的练习。