Ncqa
abbr. National Committee on Quality Assurance 全国质量保证委员会
🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
It must be about three thirty.
现在想必是三点三十分左右。
Which would you prefer?
你要选哪个？