当前我们对太阳光度的认知是：在地球的历史进程上，太阳光度应该是逐渐增加而不是减少的。
Our present understanding of the Sun's luminosity holds that it should have progressively increased, not decreased, over the course of Earth's history.
博客是提高搜索曝光度的首选工具
另一个提高你活动曝光度的活动是同时奖励个人和慈善组织。
Another way to increase your campaign’s exposure is to reward individuals as well as the charity.
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