Quartz heater
石英加热器
🧩 词语组成解析
quartz
[kwɔrts]
n. [矿]石英;
🗣️ 情景例句
Bye.
再见。
Youth looks forward and age backward.
青年人向前看，老年人向后看。
who has beenworking or worrying about serious things for six days,
为严肃的公务操劳或烦恼了6天的