Characterized by quickness, lightness, and ease of movement; nimble.
敏捷的，灵活的具有迅速、轻巧和易动特点的；灵活的
lightness of manner or speech, especially when inappropriate; frivolity.
轻浮，轻率举止或言谈不严肃，尤指在不适当的场合；轻佻
Resembling or suggestive of a feather, as in form or lightness.
似羽毛的结构上或轻度上象羽毛的，使人联想起羽毛的
