浮游植物通过光合作用消耗空气中的二氧化碳产生氧气。
Photosynthesis by phytoplankton removes carbon dioxide from the air and produces oxygen.
我们所呼吸的氧气是植物通过光合作用所产生的。
The oxygen we breathe is produced by plants through photosynthesis.
事实上，海藻和其他海洋植物通过海洋光合作用产生约70%的地球氧气。
In fact, algae and other marine plants produce an estimated 70 percent of Earth's oxygen through the photosynthesis process that takes place in oceans.
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