C13
[医] 碳13, 天然同位素碳(原子量13)
🗣️ 情景例句
There's a toga party at my place tonight.
今晚在我家有个聚会。
In life, as in chess, forethought wins.
人生如下棋，多谋得胜利。
In her letter, she said that she would come to England next year.
在信中她说她明年将到英国来。