Street Stall, Stand, Booth
noun
An exposed shop is one that's not inside. It's outside, and exposed. It's a street stall.
ろてん
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
あの露店で買ったアクセは全部すぐ壊れちゃったよ。
Every accessory I bought from the street stall broke immediately.