This piece will have alternating functions, such as fireflies in the night that guide walkers along the main paths.

这个部件将会具有交替式功能，比如萤火虫会在夜里为行人指示主路径的方向。

youdao

I remember hot August nights, running around in bare feet, chasing after fireflies in the enchanted hills of the Smokey Mountains.

我至今仍记得在那炎热的八月午夜，我光着脚丫，在云烟缭绕并散发着魔力的山上追逐萤火虫的情景。

youdao

Suddenly, I felt a breeze come up and as I looked up at the trees above me, it was like there was thousands of fireflies in the branches. They lit up like a Christmas tree!

突然吹来一阵风，我抬头看看头顶的树，看到树枝间大概有好几千只萤火虫，把那棵树照的像棵圣诞树似的！

youdao

Across the water, the lights of Brooklyn suspend like fireflies in the night air.

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Fireflies in the thick evenings.

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Now and then, the fireflies pulsed in unison, mysteriously, as if they all agreed on something we humans didn't know about.

NPR: Excerpt: 'World Made By Hand'