encounter后面可以加的介词有 in,with,on
原因是依据词典介绍
encounter in在……遇到
eg:You can correct any errors that you encounter in the model.
encounter with,意思是 遭遇,遇到
eg:The author tells of a remarkable encounter with a group of South Vietnamese soldiers.
encounter on,意思是遇到……的情况,在……偶遇
eg:This is the sort of question you might encounter on an IQ test.
所以encounter后的介词常见的有in,on,with