lumbar/ˈlʌm.bɚ/形容词腰的,腰部的After injuring his lumbar region while lifting heavy boxes, he was advised to rest and avoid any strenuous activities.在搬重箱子时损伤了腰椎区域后,他被建议休息并避免进行任何繁重活动。想跟读,去练习