New study shows why the brain drains so much of the body 's energy
最新研究表明大脑为何会消耗身体的诸多能量
They 're laying sewer drains under the street .
他们正在安装街道下面的排水系统。
Me and my dad worked these drains for years .
爸爸和我多年来一直在这些下水道里工作。
Cities and industries consume only tiny amounts of total freshwater resources , but the intense local demand they create often drains the surroundings of ready supplies .
