Quartz crystal
[计] 石英晶体
🧩 词语组成解析
quartz
[kwɔrts]
n. [矿]石英;
🗣️ 情景例句
I'm very tired.
我很累了。
He that has a full purse never wants a friend.
只要袋里有，不愁没朋友。
Predicting the future is notoriously difficult.
众所周知，预测未来是非常困难的。