Henceforth, I will remember the lesson of the firefly who gives of its light only when it is on the wing, only when it is in action.

从此我要记住萤火虫的启迪：只有振翅的时候，才能发出光芒。

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“You hold the wing up against the light, so you can see the veins, ” said study co-author Daniel Janzen, an evolutionary ecologist at the University of Pennsylvania.

“如果你把昆虫的翅膀举起来对着光线，那么你就能很清晰地看到里面的脉络，”学术合著人，宾夕法尼亚大学的生物进化学家Daniel Janzen如是说。

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“You hold the wing up against the light, so you can see the veins,” said study co-author Daniel Janzen, an evolutionary ecologist at the University of Pennsylvania.

“如果你把昆虫的翅膀举起来对着光线，那么你就能很清晰地看到里面的脉络，”学术合著人，宾夕法尼亚大学的生物进化学家Daniel Janzen如是说。

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Light thickens, and the CrowMakes Wing to th' Rookie Wood.

天亮了，乌鸦飞回他们的巢穴。

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Space agency investigators hope pieces of the wing can shed light on the disaster that killed seven astronauts.

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The most interesting part of this combination was the creation of a new super light jet category: Cessna joined their light jet wing with their midsize fuselage in an attempt to bridge the gap between light and midsize jets.

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But the three light-wing aircraft the Tigers used in eight attacks on military facilities are missing.

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