decorative汉语翻译：
a. 装饰性的词型变化：
名词:decorativeness副词:decoratively英语解释：
形容词 decorative:

serving an esthetic rather than a useful purpose同义词：cosmetic, ornamental

例句：

A large decorative candlestick having several arms or branches.枝形大烛台带有几个臂或枝状物的大型装饰性烛台

A light and its protective or decorative case.灯罩灯以及它的保护性或装饰性外套

A decorative strip of cloth hung on a garment or wall.饰带悬挂在衣服或墙上的装饰性的带子或布

A decorative or protective covering or cover.罩子一个装饰性或保护性的罩或盖

详细解释：
dec.o.ra.tive
adj.Abbr. dec.（形容词）缩写 dec.
Serving to decorate or embellish; ornamental.
装饰性的：用作装璜或修饰的；装饰的
【引伸】
dec.oratively
adv.（副词）
dec.orativeness
n.（名词）