Exertion
[ ig'zə:ʃən ]
第4级
其它 Other
n. 努力;费力;（能力、权力等的）运用;行使;
📝 例句
Before settlement there was exertion, anxiety and need in human life.
在定居之前，人类的生活充满着劳累、焦虑和贫困。
There may be dyspnea after exertion.
运动后会呼吸困难。
It is no exertion to him to do so.
这样做对他而言并不费力。
A body bent forward, he didn't appear to use exertion or know weariness.
尽管身体向前弯着，他并不显得费力，也毫无倦容。
His lungs still raw from the exertion of the march.
一路走得吃力，至今他胸肋还隐隐作痛。
🌱 联想助记
exertion→exert(v. 努力)+ion→努力
✅ 同义词
🔤 词根
-sert-表示“加入”
📖 牛津释义
exertion
n
(a) [U] action of applying influence, etc 发挥; 运用; 行使; 施加
Exertion of authority over others is not always wise; persuasion may be better. 利用权力压服别人并非永远是上策, 运用说服方法或许更为可取.
(b) [C, U] (instance of) great effort 努力; 尽力; 费力
incapable of physical exertion 体力上不能劳累的
He failed to lift the rock in spite of all his exertions. 他虽然竭尽全力, 但仍未能将那石块搬起.
Now that I'm 90, I find the exertions of travelling too great. 我年届90岁, 出远门已力不从心.
🔁 扩展释义
*[ig'zә:ʃәn]n. 努力, 发挥, 运用【医】 劳力, 用力
🌿 同词根单词
📖 同为「GRE」词汇
查看全部GRE词汇 ›🗣️ 情景例句
From 1830 onwards in the USA and from about 1870 in Canada, settlers began to move westwards and to take possession of the plains as their own.
美国自1830年起，加拿大从1870年左右起，殖民者开始向西迁移，并把平原据为己有。
Another, whose language Kunta understood, was crying softly to himself.
另一个人在暗自轻声地哭诉，他的话孔塔听得懂。
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。