bunk bed儿童: children双层床: bunk bed双层床: bunk beds; double bed; double bunk bed; double decker bed; double-deck(/bunk/double-decker) bed; doublebunk; doubledeckerbed; stratabed,multibed儿童双人房: semi double上下双层床: bunk bed下载手机词典可随时随地查词查翻译