n.small hardy brown-and-grey bird native to Europe
同义词：English sparrowPasser domesticus
英汉双解大词典
house sparrow
1.
N（名词）
a small Eurasian weaverbird, Passer domesticus, now established in North America and Australia. It has a brown streaked plumage with grey underparts 家雀 (Also called (US) English sparrow)