这种新型材料的厚度仅为几纳米。

The thickness of this new material is only a few ___nm.

我表弟在新墨西哥大学读书。

My cousin is studying at the University of ___New Mexico.

他发了条短信，只回复了'nm'。

He sent a text with just '___nm' as the reply.

昨晚做了啥？没啥，看了会儿电视就睡了。

What did you do last night? ___Nothing much, just watched some TV and went to bed.