She has been living off her fat reserves for the last eight months 她在过去的八个月里一直靠储存的脂肪存活

134. He's almost doubled in size and his days in his tropical nursery are coming to an end.
     它的身材也大了一倍 在热带托儿所的日子也到头了
135. It has been a warm and safe place in which to grow up
     在这个地方长大温暖而安全
136. but there's nothing to eat here for his mother.
     但在这里他的母亲无法吃到任何东西
137. She has been living off her fat reserves for the last eight months
     她在过去的八个月里一直靠储存的脂肪存活
138. and she's close to starving.
     现在她临近饿死的边缘
139. She must leave now, while she still has enough energy to guide and protect her calf, on the long voyage ahead.
     她现在必须离开 趁她还有足够的能量 在漫漫征途之中来指导和保护她的幼子
140. All across the tropics, humpbacks are heading away from the Equator towards the rich temperate seas of both the southern and the northern hemispheres.
     横越热带 座头鲸调头离开赤道 走向富饶而气候温和的南半球和北半球海域

来自《行星地球 第一季 第九集 Planet Earth S01E09 海洋》第 137 行