Ferrohastingsite
低铁钠闪石
🗣️ 情景例句
why you have so many problems with math.
为什么你在数学方面有那么多问题。
None but a wise man can employ leisure well.
唯智者善于利用空闲。
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。