摘要: 0 - you are unfamiliar with the subject area.(0 -你不熟悉主题领域。) 1 - you can read / understand the most fundamental aspects of the subject area.(1 -你可以阅读/了 阅读全文
posted @ 2018-06-15 09:35 MarkoWu 阅读(973) 评论(0) 推荐(0) 编辑