1·The whole fixture must be replaced—light source and luminaire—and this is never an inexpensive proposition.
整个装置——光源和灯具——必须换掉，而这一提议绝不便宜。
2·If what they're saying is correct, which I believe it is, things like the light source are going to strip atoms from the inside out.
如果他们说的是正确的，就像我所相信的，像光源这样的东西会把原子从内部剥离出来。
3·The light source must therefore be immensely brighter if it is to be used as a headlight to illuminate the path, than if it is to be used as a signal to others.
与用作被人识别的信号相比，如果用作照亮路途的头灯的话，光源必须要明亮很多。
4·The light source irradiates infrared light onto the biosome from the shotting side of the biosome.
上述光源从上述生物体的摄像侧对上述生物体照射红外光。
5·The process involved using intensive X-ray light produced at the National Synchroton Light Source in Brookhaven, N. Y.
这种方法使用了纽约布鲁克黑文的国家同步加速器光源产生的强大的X射线。
6·Step 7: Look at a light source.
第7步：注视一个光源。
7·This is a light source people will want.
这会是一种人们想要的光源。
8·Kuang Heng studied at night, so he needed a light source.
因为匡衡晚上也学习，所以他还需要一个光源。
9·Ozcan USES an LED as his light source, creating cellular shadows.
欧兹坎用LED(发光二极管)作为光源，以此制造细胞的阴影。
10·Lightning triggers go off when there's any change in light source.
闪电触发器在光源有变化时会自动闪灭。