YOU SAID:

one is possibly not one by one

INTO JAPANESE

1 つはおそらく 1 つずつではないです。

BACK INTO ENGLISH

Is no one is perhaps one at a time.

INTO JAPANESE

誰がおそらく 1 つずつです。

BACK INTO ENGLISH

Who is probably the one at a time.

INTO JAPANESE

人はおそらく 1 つずつです。

BACK INTO ENGLISH

Who is perhaps one at a time.

INTO JAPANESE

人は、おそらく 1 つずつです。

BACK INTO ENGLISH

Who is perhaps one at a time.