electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity 電気で熱せられると光を発するワイヤフィラメント（通常タングステン）を含む透明、半透明のガラスの収納器で成る電球。
日/英 »
lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning" 脳の底部または最後部。脊椎につながる。
日/英 »
