A neon sign flashed on and off above the door.

门上方霓虹灯忽明忽暗地闪烁着。

《牛津词典》

Building a neon sign is an art practiced by professionals trained on the job to mold glass tubes into decorative shapes and letters.

建造霓虹灯是一门艺术，由经过培训的专业人士在工作中把玻璃管塑造成装饰性的形状和字母。

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You could use this for a neon sign or a glow-in-the-dark object.

你可以在做霓虹招牌或者在黑暗中发光的物体时用到。

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When people act against their self-interest I see a flashing neon sign: Interesting Psychology Here!

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The cafe's neon sign is in the shape of Savile's signature.

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While a neon sign is on the way, the club can be a bit tough to find: you have to listen for the music and look for the doorman.

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