Nces
abbr. necessary 必需品; 必要的; 必需的; normal curve equivalent scores 标准等效曲线划分
🗣️ 情景例句
Don't be so grumpy.
别总这么爱抱怨。
Nothing is difficult to the man who will try.
世上无难事，只要人肯试。
It's her field.
这是她的本行。