小胡子阿志
当experience指的是“获取知识或技能的过程”时,它就是不可数名词,例如:
1.We all learn by experience. 我们都从经验中学习。
2.Has he had much experience in work of this sort?他对这个工作有很多经验吗?
3.He has not enough experience for the position.他没有足够的经验担当此职。
当expereince指的是“经历、阅历、经历过的事儿”,它就是可数名词,例如:

piaopiao1234
1.v.experience (it/sth.)by myselfexperience (it/sth.)on my own2.n.an experience of myselfexperience of my own