Qa
abbr. 品质保证（Quality Assurance）；质量评价（Quality Assessment）
🗣️ 情景例句
Don't forget about the bet.
别忘了打赌的事。
You know that some countries are selling this kind of products at cheap prices in large quantities.
您知道有的国家对这种商品正在削价抛售。
Life on a desert island is wretched.
认为荒岛生活很可怕，