YOU SAID:
Girth is more important than length.
INTO JAPANESE
胴回りは長さよりも重要です。
BACK INTO ENGLISH
The waistline is more important than the length.
INTO JAPANESE
ウエストラインは長さよりも重要です。
BACK INTO ENGLISH
The waistline is more important than the length.
That didn't even make that much sense in English.