contractor to search待: treat; deal with调查: investigate; examine; inquir ...的: 4次方是 The fourth power of 2 i ...承包商的承诺: contractor's undertaking独立经营的承包商: independent contractor下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:待调查的承包商，即可在微信中查询翻译
