Phenazonium
[化] 二甲基苯基吡唑酮┹
🗣️ 情景例句
and get some fresh air?
呼吸一些新鲜空气呢？
It's no use pumping a dry well.
徒劳无益。
and because there is so much of it the function would seem to e important.
睡眠占去那么多时间，所以其作用似乎还是很重要。