Quartzy
石英（质）的
🗣️ 情景例句
He's not making much progress with his English.
他的英语进步不大。
Can I get a seat for today's 7:00 a.m. train?
我可以买到今天上午7点的火车座位吗？
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。