Freshwater here has a turbulent nature. 这里的淡水十分汹涌

158. ..and the unique stability of this ancient lake.
     以及这片湖泊历久弥坚的稳定性
159. Off the western coast of Equatorial Africa
     赤道非洲的西海岸外
160. lies the volcanic island of Bioko.
     坐落着比奥科火山岛
161. Freshwater here has a turbulent nature.
     这里的淡水十分汹涌
162. Few venture into such waters,
     很少有生命敢于冒险入水
163. but for those that do, there can be great rewards.
     但风险越高 收益越高
164. After months feeding and growing out at sea,
     经过几个月的海中觅食与生长

来自《行星地球 第三季 第四集 Planet Earth S03E04 淡水》第 161 行