单词	cold-air return
释义	cold-air return cold-air return cold-air return In an air-conditioning system in a house of wood frame construction, a return air duct which utilizes the space between joists.
随便看	portable timing routines portable tool interface portable tool kit portable traffic light portable traffic monitoring site portable training system portable training unit portable two-axis guidance stand portable underwater training range portable uninterruptible power portable universal profile portable uri portable usb drive portable vapor detector portable vapor/particle sampler portable vector language portable vehicle analyzer portable vehicular ramp portable video device portable video player portable video research group portable vital signs monitor portable vocal booth portable voice communication system portable volume automated test system

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。