(of hair) in a way that is not attractive because of being completely straight and thin

His dark brown hair fell lankly over his forehead. 他深棕色的头发稀疏地贴在他的额头上。

In his shabby cardigan, his hair lankly covering his collar, he could be a poet. 他穿着破旧的开衫，头发稀稀拉拉地遮住衣领，他可能是个诗人。