Paradiazine
(=pyrazine)对二嗪, 吡嗪, １, ４－二氮杂苯
🗣️ 情景例句
I surely do.
我当然喜欢。
She's very well,thank you.
她很好，谢谢您。
Yes, that's possible, but we can't be sure.
是的，有可能，可是我们不能确定。