The removable glass case even cleverly filters light on a special "orange" wave length, which is used by the insects for sight.
可拆卸的玻璃可视窗甚至能巧妙地过滤能被昆虫辨识的“橙色”波长。
Each band represents a deviation of one half wave length of the applied light.
每条光带表示所用光的一个半波的波长的偏差。
Radio waves are similar to light waves except their wave length is much greater.
无线电波与光波相似，但无线电波的波长要长得多。
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