"What's really novel is that this laser works in the opposite mode, where most of the time the light is on, but it turns off in very brief flashes, very brief dark pulses," said Wiener.
这种激光器的相反工作模式才是它真正的新奇之处，其中大部分时间光线是打开的，但它在很短的闪烁及非常短暂的暗脉冲里关闭。
The light sensor detects ambient light and switches the monitor into sleep mode after hours, turning off the display but leaving the camera on.
光学传感器能侦察周围光线并在数小时后将控制器转换为待机模式，还能关掉显示屏，但摄像机仍在工作。
In a second mode, these two light-emitting forms can be switched on and off more or less at will using light of different wavelengths (' photo-switching ').
在第二种方式下，在用不同波长的光照射时，这种蛋白会或多或少改变它的这两种发光方式。
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