n.努力，尽力，费力，行使，运用，施加

原形：exertion复数：exertions

They were exhausted after their exertions.
他们用尽全力，最后个个精疲力尽
Eric was painting the gate with exertion.
埃里克在费力地油漆着大门。
Mary was hot and breathless from the exertion of cycling uphill.
玛丽骑车上山累得全身发热，喘不过气来。
The long hike up the mountain was quite an exertion for someone who wasn't used to physical activity.
对于不习惯体力活动的人来说，长途攀登到山顶是相当费力的。
After the intense exertion of the race, the athletes were gasping for air.
激烈的比赛过后，运动员们都喘着粗气。
She felt a sense of accomplishment after the mental exertion of completing her thesis.
在精神上努力完成论文后，她感到了成就感。
It's important to warm up before any physical exertion to prevent injuries.
任何体力活动之前进行热身很重要，以防止受伤。
The exertion of carrying the heavy bags left him feeling exhausted.
提着沉重的袋子让他感到筋疲力尽。
The athlete's face showed signs of great exertion as he crossed the finish line.
运动员冲过终点线时，脸上显露出极大的努力迹象。
Writing a novel requires not only creative thinking but also mental exertion to maintain consistency and plot development.
写小说不仅需要创造性思维，还需要精神上的努力来保持连贯性和情节发展。
The old man's heart couldn't take the exertion of shoveling snow, so his neighbor did it for him.
老人的心脏承受不了铲雪的劳累，所以邻居替他做了。
The team's victory was a result of their combined exertions on the field.
球队的胜利是他们在场上共同努力的结果。
After a day of manual labor under the hot sun, he collapsed from sheer exertion.
在烈日下干了一天体力活后，他因极度劳累而倒下了。