unimpeded travel time未: did not; have not受: receive; accept干扰: disturb; obstruct; jam; back ...旅行时间: hourage未受干扰的: undisturbed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:未受干扰旅行时间，即可在微信中查询翻译
