A mother may nag her son constantly about his grades or cleaning his room.

一个母亲可能会不停的唠叨，叫她的儿子好好学习，或者收拾屋子。

youdao

I am also struck by the realization that what I choose to nag about may have more to do with my irrational fears than with reality.

我也感到震动，因为我意识到自己唠叨更多地是出于非理智的情感而不是现实。

youdao

Urine NAG may be considered as a criterion for predicting renal damage and recovery for the patients with edema - proteinuria - hypertension synd...

作者认为尿nag值可做为妊高症病人肾脏损害程度及恢复的观察指标。

youdao

But Rajat Nag, a top official at the Asian Development Bank, may have gotten it right when he said, the era of cheap food is over.

NPR: Global Outcry Over Rising Food Prices