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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The light comes from female firefly squid, which spawn in spring, then die and wash ashore, their tentacles lit like millions of aquamarine LEDs.

这种光来自雌性萤火虫鱿鱼，它们在春天产卵，死后，被冲上海岸。它们的触须像数百万碧绿色LED灯似地闪亮。

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The light of the firefly does not produce heat.

萤火虫的光不能产生热量。

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He infuriated his wife by spending most of his paternity leave working on the new technology that used firefly enzymes to read DNA with light.

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