Literally, To The Letter
の adjective
もじどおり
かれは文字通り、「天才」です。
He’s literally a genius.
トーフグの社いんになるには、文字通りとうふとフグが好物でなければならない。
In order to become an employee at Tofugu, you literally have to like tofu and fugu.
ツンデレとは、文字通り「人前ではツンツンしているけど二人の時はデレデレすること」です。
"Tsundere" literally means "when in public, he/she is cold but in private, he/she suddenly become love struck."
Remember how you learned the words 文字 and 通り? Well an "avenue" made of "letters" is literally to the letter. Wink.
This is a combination of the words 文字 and 通り, which you learned already, so you should be able to read this one. Just make sure you remember that とおり becomes どおり because of rendaku.