在世界地球日40周年之际，让我们相聚家盒子，想一想我们的环境和未来，开展绿色行动，提倡“低碳生活”，共同守护我们唯一的家园！

In the 40th anniversary of earth day, let's get together at Family Box, to think about our environment and future, take green actions, promote "Low Carbon Life", and protect our one and only homeland.

youdao