单词	riser-and-stack
释义	riser-and-stack 上下水道立管
随便看	optical width optical window optical wireless optical wireless communication optical workshop technique optical-write-in mode optical yardstick optical y-branch optical yield optical zinc crown optical zoom optical zoom ratio optic amplifier optic anesthesia optic angle optic anisotrope Opticantact optic aphasia optic apparatus optic apraxia optic artery opticas opticator optic atrophy optic aura 老虎屁股上拔毛老虎屁股，摸不得老虎往后坐屁股，是为了向前猛扑老虎戴佛珠老虎戴念珠老虎戴念珠，假充善人老虎戴念珠，假慈悲老虎打哈欠，好大口气老虎打架，劝不得老虎拉车，不吃你那一套颤音颤音琴颥颦颦眉颦蹙颧風颭颮