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速率
sù​lǜ

speed

Definitions Defs Origin Strokes Stroke Words Sentences Sents

1 sentence

  1. 光在真空中的传播速率是恒定的。

    guāng zài zhēn​kōng zhōng de chuán​bō sù​lǜ shì héng​dìng de.

    The speed of light in a vacuum is constant.

    Source: Dong Chinese Dictionary