CAWD-582 "Eh, could you lend me your bath?"
In this sentence, "えっ" is an interjection expressing surprise or disbelief, similar to "Oh!" or "Really?" in English. "お風呂貸して欲しい" translates to "could you lend me your bath?" The phrase "お風呂" refers to a bath or bathtub, and "貸して欲しい" is a polite way to ask for something to be lent to you. The sentence as a whole conveys a sense of surprise or shock at the unexpected request to borrow a bath.