Methopterin
[化] 甲基叶酸\\n[医] 甲[基]叶酸, 甲喋呤
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
A good tale is none the worse for being twice told.
好故事百听不厌。
Really? What's the trouble?
真的？怎么啦？