词汇	unforeseen accident
释义	unforeseen accident 意外的事故
随便看	universal plow universal plug and play Universal Plug and Play universal peace universal periodic orbit sequence Universal Periodic Review universal periosteal raspatory universal peripheral controller universal peripheral interface universal peripheral interface chip Universal Permissive Modules Universal Personal Identity universal personal number universal personal telecommunication universal personal telecommunication num Universal Personal Telecommunications universal personal telecommunications number universal phenomenon universal phonetics universal photo universal photocarrier universal photometer universal photomicroscope universal pH test paper Universal Pictures