Qaing
(qa 的现在分词) abbr. 品质保证（Quality Assurance）；质量评价（Quality Assessment）
🗣️ 情景例句
A diamond of this size is unique.
这种尺寸的钻石是独一无二的。
No man can be a good ruler unless he has first been ruled.
没受过他人的统治，就不能很好地统治他人。
My parents were visiting relatives, and my grandparents had decided to spend the day at home.
我父母走亲戚去了，祖父母打算那天在家呆着。