YOU SAID:

my dog sniffs other dog's butts and licks his own

INTO JAPANESE

私の犬は他の犬のお尻を嗅ぎ、自分の尻を舐める

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My dog sniffs the ass of other dogs and licks his ass

INTO JAPANESE

私の犬は他の犬のお尻を嗅ぎ、彼のお尻をなめます

BACK INTO ENGLISH

My dog sniffs the ass of another dog and licks his ass

INTO JAPANESE

私の犬は別の犬のお尻を嗅ぎ、彼のお尻をなめる

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My dog sniffs another dog's ass and sots his ass

INTO JAPANESE

私の犬は別の犬のお尻を嗅ぎ、彼のお尻をすすります

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My dog sniffs another dog's ass and sings his ass

INTO JAPANESE

私の犬は別の犬のお尻を嗅ぎ、彼のお尻を歌います

BACK INTO ENGLISH

My dog sniffs another dog's ass and sings his ass