n.沉溺于某種癖好者；業(yè)余愛(ài)好者

Similarly, the numerous business concerns catering to the hobbyist have a tremendous but unknown dollar value. 同樣，為滿足園藝愛(ài)好者們所成立的商務(wù)公司也有著巨大而未知的經(jīng)濟(jì)效益。

This is the basis where the person will decide how much to sell it to the hobbyist. 這是基礎(chǔ)，而該人多少將決定將其出售給業(yè)余愛(ài)好者。