courtesy calls for reciprocity
物以类聚，人以群分 Courtesy calls for reciprocity. 礼尚往来 Where there is life, there is hope.留得青山在，不怕没柴烧 .
基于1678个网页-相关网页
陈词滥调老生常谈 cut and dried, 男士必需保藏：男士健身计划, 波胆比分, cliché 投桃报李 Courtesy calls for reciprocity. 留得青山正在不怕出柴烧 Where there is life, there is hope. .
基于98个网页-相关网页
courtesy calls for reciprocity
礼貌需要互惠
以上为机器翻译结果，长、整句建议使用 人工翻译 。