Methopterin
[化] 甲基叶酸\\n[医] 甲[基]叶酸, 甲喋呤
🗣️ 情景例句
He's cheating on his wife.
他对妻子不忠。
Who answers suddenly knows little.
答得迅速，懂得不多。
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。