as a reporter为什么不用such

Question

He is not so much a writer as a reporter
no so much 为什么不可以用rather 和not such 呢

Answer 1

not so much A as B是英语中典型的固定短语其意思是与其说A不如说B .
no so much没有这个短语,
整个句子的意思是他与其说是个作家到不如说是个记者.
rather是胜任的意思不能和such搭配.