Dicysteine
[医] 胱氨酸
🗣️ 情景例句
The price. Isn't it possible to give us even a little more discount?
价格问题。难道不能多打点折扣吗？
Boy Scouts serve the community.
童子军服务社区。
You'd better stay in bed till tomorrow. If you're not better by then, I'll take you to see the doctor.
你最好是在床上躺着，一直到明天。如果还不好，我再带你去看医生。