英语词汇“first-aid apparatus”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	first-aid apparatus
释义	first-aid apparatus急救设备
随便看	backing rudder ship back hand welding background luminance meter background luminance sensor background science backhand volley background screen backing belt backing and filling backhand welding back flow valve background mass spectrum Backgrounds,Cultural background loudspeaker backing run backhand-welding background selection backing and stopping trial backflush background measurement experiment background signal background luminescence background measurement radiometer backfilling material backings