love apple (n.)youdaoicibaDictYouDict[love apple 词源字典]
"tomato," 1570s, corresponding to French pomme d'amour, German liebesapfel, but the reason for the term remains obscure. One guess is that it is a corruption of Italian pomo de'Mori or Spanish pome dei Moro, literally "Moorish apple."[love apple etymology, love apple origin, 英语词源]