Tectite
风化硅铝石
🗣️ 情景例句
I know how you feel, but there's no need to go on and on about it.
我知道你的感受，可是也没必要这样没完没了。
Laugh, and the world laughs with you; weep, and you weep alone.
你笑，人人陪你笑；你哭，惟独你自哭。
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。