Translation of "世界最速の" in English

あれが世界最速の列車だよ。

That's the fastest train in the world.

それどころか 世界最速の スーパーコンピュータでさえも

In fact, even the world's fastest supercomputer

世界最速の走者でさえ、空腹だったら走れない。

Even the fastest runner in the world cannot run if he is hungry.