王子盛装参加环保活动。
我们曾经参加了一个太阳能设备安装现场的活动，许多具有环保意识的有色族裔也参加了活动，大多数人的年纪都在23到35岁之间。
So we're at an event at a solar energy installation place, and it included a lot of organized environmentally conscious people of color, mostly between the ages of 23 and 35.
在2008年，“地球一小时”活动就成为了一项全球的环保运动。 当年有来自35个国家的超过五千万人参加。
The following year, Earth Hour had become a global sustainability movement with more than 50 million people across 35 countries participating。
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