1·It is necessary to take the time and make a conscientious effort in this.
在这些方面花上时间并做出尽责的努力是很有必要的。
2·I had to make a conscientious effort to breathe through my nose, and got winded much more quickly.
我不得不作出认真努力，通过我的鼻子呼吸，并获得更快地冗长。
3·Competence: competence is the combined effort of knowledge application, experience and conscientious effort to the best possible solution for a given problem.
能力：能力是知识应用，经验和认真应对解决问题的综合表现。
4·For the accomplishment of this essay, Liaoyuan has totally spent half month, it is perceived his effort and conscientious study.
写作此文，燎原耗时整整半个月，可见他的用心与治学的严谨。
5·A conscientious or concerted effort toward an end; an earnest attempt.
努力，尽力：为达到目标而所做的尽职的、一致的努力；热切的尝试。