n.英语字母表的第3个字母
You can buy a formulation containing royal jelly, pollen and vitamin C.
可以买一种含蜂王浆、花粉和维生素C的配方产品。
Howe carefully cultivated Daniel C. Roper, the Assistant Postmaster General.
豪谨慎地和邮政副部长丹尼尔·C.罗珀拉近关系。
He was put on a high dosage of vitamin C.
给他服了大剂量的维生素C。