Pyrogen
n. 致热质, 发热原\\n[医] 热原, 致热物
🏥 医学释义
热源，致热物
🗣️ 情景例句
By the way, what are you going to do on Christmas?
顺便问一下，圣诞节你打算做什么？
Better are small fish than an empty dish.
有胜于无。
But nothing can match them for speed and comfort.
但就速度与舒适而言，飞机是无与伦比的。