Qaing
(qa 的现在分词) abbr. 品质保证（Quality Assurance）；质量评价（Quality Assessment）
🗣️ 情景例句
It's a family business, it may not bring in a lot of money, but it keeps the family together.
这是家族生意，虽然不一定可以赚大钱，但可将整个家庭凝聚在一起。
Exchange is no robbery.
公平交易并非强行夺取。
The first records the arrival of longitudinal vibrations.
首先记录下的是纵向波的到达；