G-23:go round in circles 瞎忙
A:Our teacher asked us to recite the text again.
A:我们老师又要我们背诵课文了。
B:Do you have to remember every text?
B:每篇课文你们都要求会背吗?
A:Yes. He says recitation is good for us to learn English.
A:是的。他说背诵对我们学习英语很重要。
B:I think so. But I know many people just think that's going round in circles.
B:我也这么看。但我知道很多人都认为那是瞎忙乎,没有什么用。