Cys
[化] 半胱氨酸
🗣️ 情景例句
Well, it's eight twenty now.
现在是八点二十了。
We have a lot of invitation cards, but they are all for the same date.
我们接到了许多请帖，但是上面的日期却全都是同一天。
In Gambia, as in most parts of Africa, there are few written records of family histoy.
冈比亚同非洲多数地方一样，有关家族的书面记载为数极少。