短语词组短語descend gracefully 優美地下落float gracefully 優美地漂流withdraw gracefully 優美地退下sink gracefully 優美地落下dive gracefully 優美地跳入水中sew gracefully 優雅地縫制engineer gracefully 優雅地設計beautifully gracefully 雅致地Gracefully Insane 書名 返回 gracefully