经历连续几周的高烧后,他的身体明显衰弱,需要长期调养。Jīnglì liánxù jǐ zhōu de gāoshāo hòu, tā de shēntǐ míngxiǎn shuāiruò, xūyào chángqī tiáoyǎng.After several consecutive weeks of high fever, his body was clearly weakened and needed long-term recuperation.
大病一场之后,奶奶的视力越来越衰弱了。Dà bìng yī chǎng zhīhòu, nǎinai de shìlì yuèláiyuè shuāiruò le.After a serious illness, grandma's eyesight has become weaker and weaker.
老人腿脚衰弱,上下楼梯都需要人搀扶。Lǎorén tuǐjiǎo shuāiruò, shàngxià lóutī dōu xūyào rén chānfú.The old man's legs are weak; he needs someone to support him going up and down the stairs.