Qa
abbr. 品质保证（Quality Assurance）；质量评价（Quality Assessment）
🗣️ 情景例句
I can't put it strongly enouth, I need to make a sale before the end of the week.
我郑重宣布，我要在本周末前搞一次大减价。
Messengers should neither be headed nor hanged.
两国相争，不斩来使。
He married my aunt in 1971, so Clare would have been five years old.
他1968年与我伯母结婚，那么克莱尔应该已经5岁了。"