Quas
[计]= QUantum Amplification by Stimulated emission of radiation,受激幅射量子放大（率）
🗣️ 情景例句
My apologies.
我道歉。
Where is the ticket office?
售票处在哪儿？
Do you remember when the three of us went on a picnic?
我们三个人一起搞过野餐，你还记得吗？