Wǒ / men / shēng / huó / zài / Lán / xīng / shàng / , / gèng / yīng / gāi / zhēn / xī / zì / rán / huán / jìng。我们生活在蓝星上,更应该珍惜自然环境。We live on the Blue Planet, so we should value the natural environment even more.