Nsta
abbr. National School Transportation Association 国家学校运输协会; National Science Teachers Association 全国自然科学教师协会
🗣️ 情景例句
I think I've got them all, but I'm not sure.
我想我都已经拍齐了， 但我不能肯定。
Whatever happens, don't go back.
不管什么事情发生，你都不要回来。
How could we do that?
怎么说呢？