As is known to all, the panda is in danger of becoming extinct.

众所周知，熊猫濒临灭绝。

As is known to all, using clean energy plays an important role in pollution reduction.

众所周知，使用清洁能源在减少污染方面发挥着重要作用。

As is known to all, the main purpose of school education is to have students in preparation for their future.

众所周知，学校教育的主要目的是让学生做好准备应对未来。

He was a foreigner, as is known to all.

他是个外国人，这一点大家都知道。

As is known to all, man is the product of, labor.

众所周知，人类是劳动的产物。众所周知，人类是劳动的产物。