All her efforts to keep him on the straight and narrow have been rewarded.

她为了让他走正道所作出的一切努力都得到了回报。

柯林斯例句

He finds it difficult to stay on / stick to the straight and narrow for long.

他觉得长期地坚持走正道很难.

辞典例句

He taught his children to keep strictly to the straight and narrow.

他教育他的孩子们严守正道.

互联网

After his release from the jail he resolved to follow the straight and narrow.

他出狱后,决心规规矩矩做人.

互联网

The pastor tried hard, but unsuccessfully, to keep the boys to the straight and narrow path.

牧师竭力使男孩们循规蹈矩可是无效.

互联网

He must keep to the straight and narrow path, no doubt about it.

还是得往正路走, 一定!

汉英文学 - 骆驼祥子