Qa
abbr. 品质保证（Quality Assurance）；质量评价（Quality Assessment）
🗣️ 情景例句
I'm glad I ran into you. Where have you been hiding lately?
我很高兴碰见你，你躲到哪里去了？
See, listen, and be silent, and you will live in peace.
多看多听少多嘴，你会太平过日子。
OK. While you're doing that I'll go and get some water.
好的。你系小树，我去弄点水来。