The males stay as close to the female as possible 雄鲸尽可能靠近雌鲸
...giving them the best possible start in life. 让它们有一个尽可能好的起点
these youngsters must eat as much as they can as fast as possible... 这些幼龙必须 尽可能能快地吃下尽可能多的食物
For those unable to escape the sludge, there was only one possible outcome. 对于那些无法逃离这脏水的生物来说 结果只有一个
it's still possible to get a glimpse of what that next wave of life was like. 我们依然可以一窥 之后一波生命浪潮的模样
...ensuring their young have the best possible start. 确保后代拥有最佳的初始条件
The city was made possible by a system of dams and channels... 水坝和沟渠系统形成了一个人工湖
A country where the impossible becomes possible. 把不可能变成可能的国家