Denopterin
[化] 二甲叶酸
🗣️ 情景例句
He's the best pediatrician in Westchester.
他是全Westchester最好的小儿科医师。
He always keeps his words.
他总是信守诺言。
Dropping my suit, I dashed downstairs to tell George.
我扔下西服冲下楼去告诉乔治。