这些国家说，世界上排放量最大的国家，美国和中国都没一定要作这样的承诺，他们又何必承诺呢？

Given that the world's biggest emitters, America and China, are not bound to such commitments, these countries say, why should we be?

youdao

日本社会最新公布的一项社会调查显示，仅有8%的日本高中生希望今后拥有强大的权力，而这样的高中生在美国、南韩和中国都有三分之一左右。

Only 8 percent of senior high school students in Japan want to become a person of high power, about one-third of the levels in the United States, South Korea and China, a survey showed.

youdao

日本社会最新公布的一项社会调查显示，仅有8%的日本高中生希望今后拥有强大的权力，而这样的高中生在美国、南韩和中国都有三分之一左右。

Only 8 percent of senior high school students in Japan want to become a person of high power, about one-third of the levels in the United States, South Korea and China, a survey showed.

youdao