Dihydrofolic acid
[化] 二氢叶酸
🧩 词语组成解析
🗣️ 情景例句
was supposed to be made into a community center
原计划改成一个社区交谊中心
He lived in California until he was seventeen.
他生活在加利福尼亚直到他十七岁。
Have you hurt yourself?
你摔伤了没有？