estranged
都是自家人，一客气倒显得生分了。
We're like family. To be courteous would make it feel like we're strangers.
汉译英翻译词典收录86165条汉英翻译词条，基本涵盖了全部常用中文字词的英语拼写、翻译、音标、读音、用法、例句等，是英语学习的有利工具。