IMEI modl WXQ5060GWS passenger loading steps is one of the airport dedicated equipment used to collect sewage from lavatory of the airplane and fill clear water to the lavatory.是什么意思_IMEI modl WXQ5060GWS passenger loading steps is one of the airport dedicated equipment used to collect sewage from lavatory of the airplane and fill clear water to the lavatory.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句