YOU SAID:

What on earth is happening?

INTO JAPANESE

どのような地球上で起こっているか。

BACK INTO ENGLISH

What on Earth has happened.

INTO JAPANESE

地球上で何が起こっています。

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What's happening on the planet.

INTO JAPANESE

地球で起きています。

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Occurring on the Earth.

INTO JAPANESE

地球上で発生します。

BACK INTO ENGLISH

Occurs on Earth.

INTO JAPANESE

地球上に発生します。

BACK INTO ENGLISH

Occurs on Earth.