small butterflies having striped markings under the wings
同义词：hairstreak butterfly
hairstreak详细解释
hair.streak n.（名词）Any of numerous butterflies of the subfamily Theclinae, having transverse streaks on the undersurface of the wings and fine, hairlike projections on the hind wings.小灰蝶：蝴蝶亚种灰蝶的一种，翼下有横的条纹，后翼有细毛状突起
