They chose the correct photograph by breaking an infrared beam near the flat surface showing the photo.
它们可以通过感应屏幕上显示的红外光束来选择名人的照片。
单词 | infrared beams |
例句 |
原声例句
VOA Special 2017年11月合集 They chose the correct photograph by breaking an infrared beam near the flat surface showing the photo. 它们可以通过感应屏幕上显示的红外光束来选择名人的照片。 华尔街日报 We have a transmitter, which is like an inner solar that delivers an invisible infrared beam and the receiver converts the infrared beam back into electricity. 我们有一个发射器,它就像一个内部的太阳能,它发出不可见的红外光束,接收器将红外光束转换回电能。 |
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