Nctm
abbr. National Council of Teachers of Mathematics <美> 全国数学教师理事会
🗣️ 情景例句
We'd prefer a credit card, if you have one.
如果你有信用卡，我们较喜欢信用卡。
I'm sorry, but it's just not possible.
抱歉，实在是爱莫能助。
Glancing at the bits of wood and metal that lay around him,
年轻人看了一眼周围的碎木片和碎金属片，