这个谣言太荒谬了，没人会相信。

Zhège yáoyán tài huāngmiù le, méi rén huì xiāngxìn.

This rumor is too absurd; no one would believe it.

他的解释听起来十分荒谬，没有道理。

Tā de jiěshì tīng qǐlái shífēn huāngmiù, méiyǒu dàolǐ.

His explanation sounds extremely absurd and makes no sense.

这个说法太过荒谬，不符合事实。

Zhège shuōfǎ tài guò huāngmiù, bù fúhé shìshí.

This statement is too absurd and doesn't match the facts.