yé / ye / nián / jì / dà / le / yǎn / shén / bù / jì / wǎn / shàng / kàn / shū / hěn / chī / lì

爷爷年纪大了，眼神不济，晚上看书很吃力。

Grandpa is getting older and has poor eyesight, so reading at night is difficult for him.