相关单词同义词casual, informal, 近义词 caustic 腐蚀性的, abrupt 突然的, hasty 匆匆的, callous 麻木的, rushed 匆忙的, terse 简洁的, brusque 唐突的, rude 粗鲁无礼的, curt (言语)简短失礼的..., unceremonial 不拘仪式的临近词UN, undrew相似词uncap, uncared for, uncaring, unceasing, uncertain, uncertainty, unchallenged, unchallenging, 返回 unceremonious