Don't be cheeky!不得无礼！
The boy was cheeky and casual.这个男孩既无礼又随便。
Martin gave her a cheeky grin.马丁大胆地朝她咧嘴笑了笑。
英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。