Qes
abbr. 扬声器的电品质因数值
🗣️ 情景例句
Haven't I seen you before?
我以前没见过你吗？
Opportunity seldom knocks twice.
机不可失，失不再来。
The following day, the patient asked for a bedside telephone.
第二天，这位病人要了一部床头电话。