Nctm
abbr. National Council of Teachers of Mathematics <美> 全国数学教师理事会
🗣️ 情景例句
What was that?
你说什么？
I'm afraid you're too particular about your food.
我怕你对食物太考究了。
I looked out of the window.It was dark outside.
我望望窗外，外面一片昏暗。