i have many hobbies,like stamp( )or things like that.填collecting或collection.为什么?

问题描述:

i have many hobbies,like stamp( )or things like that.填collecting或collection.为什么?

collection看后面的things,可以知道or前面是stamp collection.谢谢,不过答案是第一个。我不明白为什么是第一个stamp collecting表示集邮...是一个名词+动名词构成的复合名词