Zhè / ge / hái / zi / yòu / jīng / lè / yòu / qín / kuài / hěn / kuài / jiù / xué / huì / le / xīn / de / gōng / zuò

这个孩子又精叻又勤快，很快就学会了新的工作。

This child is clever and hardworking, and quickly learned the new job.