Huge catfish are skinned and dressed by hand.是什么意思？

Huge catfish are skinned and dressed by hand.

用手剥去巨鲇的皮,并剖洗干净.

huge

adj. 巨大的，庞大的，极大的；

例句
Thousands of farmers from across Europe have held a huge demonstration in the centre of Brussels...
来自欧洲各地的数千农民在布鲁塞尔市中心举行了大规模的示威游行。

catfish

n. 鲶鱼，鲇（多为淡水鱼）；

例句
Huge catfish are skinned and dressed by hand.
用手剥去巨鲇的皮,并剖洗干净.

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

skinned

adj. 具有…皮的；

例句
Huge catfish are skinned and dressed by hand.
用手剥去巨鲇的皮,并剖洗干净.

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

dressed

adj. 打扮好的，穿着衣服的，（畜、禽、鱼）剥皮（或去毛、鳞）、去内脏及分割加工好的，动词dress的过去式和过去分词；

例句
She was elegantly dressed with a double strand of pearls about her neck.
她着装典雅，搭配着一条双层珍珠项链。

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

hand

n. 手，协助，帮助，（工具等的）把，柄，掌管；vt. 传递，交给，搀扶，支持；

例句
His hand brushed against hers; it could have been either accidental or deliberate.
就在有意无意间，他的手轻轻拂过她的手。