Ninopterin
[化] 9-甲叶酸
🗣️ 情景例句
Forgive my ignorance, But what exactly are you talking about?
请原谅我的孤陋寡闻，你说的到底是什么？
It is not every couple that is a pair.
成双并非皆配偶。
Give me some glasses please, Jane.
请拿给我几只玻璃杯，简。