柯林斯詞典medulla oblongata /??bl???ɡɑ?t?/ 1. N the lower stalklike section of the brain, continuous with the spinal cord, containing control centres for the heart and lungs 延髓 返回 medulla oblongata劍橋詞典the lowest part of the brain , positioned at the top of the spinal cord , that controls activities such as heartbeat , blood pressure , and breathing 延髓（大腦最下部，位于脊髓頂端，控制心跳、血壓以及呼吸） 返回 medulla oblongata