Verofylline
二氢二甲基甲丁基嘌呤二酮
🗣️ 情景例句
And we'll also need some ladders
而且我们还需要一些梯子
A fair face may hide a foul heart.
人不可貌相。
Everybody on board was worried and we were curious to find out what had happened.
飞机上的人都很着急，大家都急于想知道究竟出了什么事。