Nanoscale
n. 纳米级
🗣️ 情景例句
She feels bad, too, Grandpa.
她也很沮丧， 爷爷。
A secret between more than two is no secret.
两人以上知道的秘密就不算秘密。
Two return tickets to London,please.
买两张到伦敦的往返票。