exertion

n. /ɪɡˈzɜːrʃn/ C2

费力；努力；劳累

Great physical or mental effort.

仙境例句

After all that exertion, the animals lay on the grass, hot, tired and breathing hard.

费了那么大的劲，动物们都躺在草地上，又热又累，大口喘气。