Parents may find that a troublesome teenager becomes unmanageable.父母们可能会发现令人头疼的青少年变得不服管教。

The woman had a chronic and troublesome cough.那个女人患有令人头疼的慢性咳嗽。

He needed surgery to cure a troublesome back injury.他需要动手术治疗烦人的背伤。

The economy has become a troublesome issue for the Conservative Party.经济已经成为保守党的难题。