We should protect the environment.

我们应该保护环境。

In the world, we should protect the environment.

在世界上，我们应该保护环境。

He views that we should protect the environment.

他主张我们应该保护环境。

We should protect the environment of the universe.

我们应该保护全人类的环境。

We should protect the environment and not harm it.

我们应该保护环境，不要伤害它。

We should protect the environment for later generations.

我们应该为后人保护环境。

We should protect the environment and avoid causing harm to nature.

我们应该保护环境，避免对自然界造成损伤。

We should protect the environment.

我们应该要保护环境。

She wanted to remind us that we should protect the environment by showing us the beauty of nature.

她想通过向我们展示大自然的美来提醒我们要保护环境。

In the future we should protect the environment, let China to also have the natural beauty of the UK, noble quality and hospitality attitude.

在未来我们应当维护环境，让中国也拥有英国的天然美景、高贵品德及好客态度。