We sense the ambient lighting conditions and adjust the brightness of the display to match the ambient lighting conditions.

我们会以此来感知环境光照条件，然后调整屏幕亮度以匹配环境光照条件。

Granted, its methodology is not perfect, and changes in rules do not always match conditions on the ground (some think Georgia, say, is flattered by its rise to ninth place).

不错， 它使用的方法不完美， 在实际情况中规则的的变化不能和环境相适应（一些人认为格鲁吉亚，比方说，排在第九位有点夸张）。