盖洛普民意调查表明，只有1%的美国人把环境问题作为自身的头等大事。

Gallup shows that only 1 percent of Americans rank the environment as their biggest worry.

youdao

盖洛普民意调查表明，只有1%的美国人把环境问题作为自身的头等大事。

Gallup shows that only 1 percent of Americans rank the environment as their biggest worry.

youdao