网上翻译: Inseparable contact English attrition and the learners of English, and English contact more frequently, the erosion degree is low; on the contrary, the less contact with English, the abrasion of the higher level learners contact English mainly through two ways: one is the natural acquisition mode, in a natural state of acquisition of English; two is the effect of artificial way, namely by the impact of the policy, the artificial intervention, or the two methods in the English training effect of artificial methods are effective ways to alleviate the degree of abrasion of the English