Qa
abbr. 品质保证（Quality Assurance）；质量评价（Quality Assessment）
🗣️ 情景例句
He doesn't have any beliefs; he just takes one day at a time.
他没有什么信仰，每天只是得过且过
I worked at the restaurant this morning.
我今早在餐厅工作。
Things are getting better.
情况正在好转。