Liver of goose saying fertilizer is aristocratic food also is not hyperbole.是什么意思？

Liver of goose saying fertilizer is aristocratic food also is not hyperbole.

说肥鹅肝是贵族食品也不为夸张.

liver

n. 肝脏，（食用）肝，深赤褐色，生活者；adj. 肝味的，深赤褐色的；

例句
Bind the mixture with the raw minced liver and cook for 3 minutes more.
让混合物滚上切碎的生肝脏，烹饪3分钟以上。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

goose

n. 鹅，鹅肉，雌鹅，傻瓜；v. 拧或掐屁股，忽然加满油； 催促；

例句
Unregulated tourism can kill the goose that laid their golden egg.
旅游业的无序发展无异于杀鸡取卵。

saying

n. 话，说话，谚语，格言；v. 说(say的ing形式)；

例句
Dad sat, not saying anything...
爸爸坐着，一声不吭。

fertilizer

n. 肥料，化肥，受精媒介物，促进发展者；

例句
...farming without any purchased chemical, fertilizer or pesticide...
不购买使用化学药剂、肥料或杀虫剂的耕种

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

aristocratic

adj. 贵族的，贵族气派的，赞成贵族政治的，爱挑剔的；

例句
...a wealthy, aristocratic family...
富有的贵族家庭

food

n. 食物，食品，粮食，养料，资料；

例句
English food can be wonderful but the normal English diet is abominable.
英国也有美食，只是一般的日常饮食太过糟糕。

also

adv. 也，同样，并且；conj. 另外；

例句
The media have also abetted the feeling of unreality.
媒体也在一旁对这种非现实感推波助澜。

not

adv. 不，[用以表示否定、否认、拒绝、禁止等]不是，几乎不，未必，没有[用于否定后面的词或短语]；

例句
It became very clear that the incident was not just an aberration, it was not just a single incident.
事实已经很清楚，这件事不是偶发的，它并不是一起孤立的事件。

hyperbole

n. <语>夸张法；

例句
Prochazka loved to regale his friends with hyperbole and excess.
普罗恰兹卡喜欢用夸张、过激的话与朋友逗乐.