a child who has been abandoned and whose parents are unknown
同义词：abandoned infant
foundling例句
He is a foundling, and has grown up in a school for homeless boy.
他是个弃儿，在为无家可归的男孩而开设的学校里长大。
foundling详细解释
found.ling n.（名词）A deserted or abandoned child of unknown parentage.弃婴，弃儿：一个不知父母为谁的弃婴 来源：Middle English 中古英语 from found [past participle of] finden [to find] * see find 源自 found [] finden的过去分词 [寻找] *参见 find
