WISE needs to scan the sky twice in order to generate the time-lapsed images astronomers use to detect objects in the outer solar system.
广角红外线探测望远镜需要扫描天域2遍以便生成时间释放图像，天文学家将用这些图像侦测外太阳系的天体。
This video dress displayed a time-lapsed image of a rose opening up and closing, with an array of colours and light, made possible by 15, 000 LEDs embedded in the fabric.
这款视频服装显示出一幅缩时拍摄影像——植入织物的15，000个LED使一支玫瑰能够自如地开合，并产生一系列色彩和光亮变化。
New products and production processes are transferred to the developing countries only after a substantial amount of time has lapsed.
只有经过很长时间以后，新产品和新生产流程才转移到发展中国家。
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