nǎi nai / nián jì / dà / le / tuǐ jiǎo / bù biàn / pǎo pǎo diān diān / de / shì / jiù / jiāo gěi / wǒ / ba奶奶年纪大了,腿脚不便,跑跑颠颠的事就交给我吧。Grandma is old and has trouble moving around; leave the running-around tasks to me.