The new lens, which is thinner at the bottom than at the top, steers light to a viewer's eyes by switching light-emitting diodes along its bottom edge on and off.
这个新镜头，底部比顶部更薄，通过切换镜头底部边缘的发光二极管的开和关，控制进入到观众的眼睛的光线。
The Heligendamm discussions on the issue involve not only the G8 but leaders from other top CO2-emitting countries, such as China and India.
海利根达姆会议对这个问题的讨论不仅涉及八国集团，而且还涉及其它CO2排放大国，如中国和印度。
The Heligendamm discussions on the issue involve not only the G8 but leaders from other top CO2-emitting countries, such as China and India.
海利根达姆会议对这个问题的讨论不仅涉及八国集团，而且还涉及其它CO2排放大国，如中国和印度。
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