YOU SAID:
I have a hefty lefty sunburn
INTO JAPANESE
私は多大な左利きの日焼けをしています
BACK INTO ENGLISH
I have a lot of left-handed tanning
INTO JAPANESE
私は左利きの日焼けがたくさんあります
BACK INTO ENGLISH
I have a lot of left-handed tanning
You've done this before, haven't you.