These words differ greatly both in degree of badness and in kind. 

参考译文：这些词在恶劣程度上和性质上都是极大不同。

(1)badness  n.坏; 恶劣; 有害; 不吉祥

They only recognise badness when they perceive it in others.  

他们只看到别人身上的恶行。

There was not a hint of badness in him.  

他道德十分高尚。

Goodness is simple, badness manifold.  

善良单纯; 邪恶复杂.

(2)in degree of 在…的程度上 

She shows a high degree of skill in her work.  

她在工作中表现出高度的技巧.

They differ in degree of formality and position in the sentence.  

这三个词语的雅俗程度和在句中的位置有所不同.

(3)in kind 性质上; 以实物偿付

They differ in degree rather than in kind.  

他们的程度不同,并非性质不同.

They paid their taxes in kind.  

他们以实物交税.