Keldyshite
硅鈉鋯石
??? 情景例句
Sorry, I've got people coming over tonight.
很抱歉，今晚有客人要來。
Speech is silver (or silvern), silence is golden.
雄辯是銀，沈默是金。
He himself has done it lots of times!
他自己就已戒了很多次了！