YOU SAID:
That man has a room-temperature IQ.
INTO JAPANESE
あの男は常温IQを持っている。
BACK INTO ENGLISH
That man has a normal IQ.
INTO JAPANESE
あの人は普通のIQを持っています。
BACK INTO ENGLISH
That person has a normal IQ.
INTO JAPANESE
その人は正常なIQを持っています。
BACK INTO ENGLISH
The person has a normal IQ.
INTO JAPANESE
その人のIQは正常です。
BACK INTO ENGLISH
The person's IQ is normal.
INTO JAPANESE
その人のIQは正常です。
BACK INTO ENGLISH
The person's IQ is normal.
That didn't even make that much sense in English.