knowledge的意思是知识，学问，是不可数名词。
例句：
His knowledge of French is only fair.
他的法语知识还算可以。
He denied all knowledge of the affair.
他否认知道此事。
扩展资料
He had an encyclopedic knowledge of drugs.
他有渊博的药品知识。
I was amazed at the extent of his knowledge.
他知识之渊博令我惊奇。
The boys knowledge was out of the ordinary.
这个男孩的.知识面非同寻常。
It is beyond the confines of human knowledge.
这超出了人类的知识范围。
He had only a rudimentary knowledge of French.
他只有最基本的法语知识。
