effortful

But when you return to this question at the end of an inquiry you may find that your breathing feels deeper, fuller, or less effortful.
可是当你在体验结束后重新回到这个问题上来，你将发现你的呼吸更深、更充盈并且不再过分刻意努力。
Willpower is basically the effortful behavioral systems that inhibit behaviors that have been called to mind.
意志力基本上是付出努力的抑制这种被称为想起行为系统的行为。
Effortful study means that someone consistently try to push slightly higher than her current limit of competence.
这里的刻苦学习是指一个人不断地突破她目前能力的极限。
Anecdotal accounts suggest that effortful learning may also help some patients.
还有一些消息指出，专注学习或许也能帮助一些病患。
"You never sing enough, " she added. Her smile to me was effortful and pinched.
“你从来就不多唱几句，”她又说，冲我微笑一下，显得牵强而痛苦。
An effortful attempt to attain a goal.
Not only a will-be expert must do effortful study, she must do it consistently for long, long period of time.
具有成为专家潜质的人不仅需要刻苦学习，她还必须将这个过程长一间地持续下去。
Your training has to be not only consistent, but also effortful.