YOU SAID:

there are also unknown unknows, that is to say, things we don't know we don't know

INTO JAPANESE

知られていない未知数、つまり、われわれが知らないことを知らないこともある

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Unknown unknowns, that is, we may not know what we do not know

INTO JAPANESE

未知の未知数、つまりわれわれが知らないものを知らないかもしれない

BACK INTO ENGLISH

Unknown unknowns, that may not know what we do not know

INTO JAPANESE

私たちが知らないものを知らないかもしれない未知の未知数

BACK INTO ENGLISH

An unknown unknown number that may not know what we do not know

INTO JAPANESE

私たちが知らないものを知らない未知の未知数

BACK INTO ENGLISH

Unknown unknown numbers that do not know what we do not know

INTO JAPANESE

私たちが知らないものを知らない未知の未知数

BACK INTO ENGLISH

Unknown unknown numbers that do not know what we do not know