Comes from the algae that tint the surface of the oceans.
来自于这些使海面色彩缤纷的水藻

Question

Is the source of oxygen in the air.
便是空气中氧气的源泉
Seventy percent of this gas,
没有氧气我们的非就不能呼吸
Without which our lungs cannot function,
其中的70%
Comes from the algae that tint the surface of the oceans.
来自于这些使海面色彩缤纷的水藻
Our earth relies on a balance...
地球依赖于一种平衡
In which every being has a role to play...
在平衡中一切都有属于自己的角色
And exists only through the existence of another being.
只能通过其他事物的存在而存在

来自《家园第一部分 Home Part1》第 131 行