YOU SAID:

that dog over there is eating grass at this specific moment

INTO JAPANESE

あそこの犬がこの瞬間に草を食べてください。

BACK INTO ENGLISH

There dogs eat grass at this moment.

INTO JAPANESE

犬がこの時点で草を食べる。

BACK INTO ENGLISH

Dogs eat grass at this time.

INTO JAPANESE

犬は、この時点で草を食べる。

BACK INTO ENGLISH

Dog eats grass at this time.

INTO JAPANESE

犬は、この時点で草を食べる。

BACK INTO ENGLISH

Dog eats grass at this time.