C13
[医] 碳13, 天然同位素碳(原子量13)
🗣️ 情景例句
There are lots of things for her here.
这里有许多适合她的东西。
What is on the schedule this morning?
今天上午有什么安排？
Chickens slaughtered in the United States, claim officials in Brussels, are not fit to grace European tables.
布鲁塞尔的官员说，在美国屠宰的鸡不适于用来装点欧洲的餐桌。