他不辞辛劳地为我收集资料。

He took the trouble to gather the materials for me.

他不辞辛劳地培养下院议员和其他活动分子。

He cultivates backbench MPs and activists assiduously.

没有一个交警阻拦我们，而且许多过去的司机不辞辛劳地对我们按喇叭，招手。

Not a single state trooper stopped us, but many passing motorists took great pains to honk and wave at us.