相关单词同义词ostiole, 近义词 opening 开口, hole 洞, cavity 洞, vent 排气口, slit 裂缝, outlet 出路, mouth 嘴, vacancy 空缺, jaw 颚, pore 毛孔, porta (身体等的)外孔...临近词origin, orientation, Orifices, orifice gas, orifice set, orifice box, orifice plug, orifice ring, orifice size, orifice area, orifice tank, orificemeter相似词orientated, orientation, -oriented, orienteering, orig., origami, origin, original, 返回 orifice