Qcd
abbr. 质量检查处（Quality Control Division）
🗣️ 情景例句
You can't be serious.
你不会当真的。
Do I need a reservation for the dining car?
我需要预订餐车吗？
Don't you think it necessary to have a close study of the contract to avoid anything missing?
你不觉得应该仔细检查一下合同，以免遗漏什么吗？