紫色光沿著波峰綻放，宛如有人在水下劃亮火柴，停留三秒後漸隱入黑暗

提示詞

它只是展開，紫色的光便沿著脊線綻放，彷彿有人在水下劃亮了一根火柴。它持續了漫長的三秒，然後逐漸消散，回歸一片漆黑。

it just unrolls, and the purple light blooms along the crest like somebody struck a match under the water. It holds for three long seconds, then fades back into black.