Preview的英文解释:an opportunity to see something such as a film or a collection of works of art before it is shown to the public， or a description of something such as a television programme before it is shown to the public。
否定前缀："un-", "non-", "dis-", "in-", "im-", "il-", "ir-"in-, im-, il-, ir- :（表示否定，不）例如：inaccurate（不准确的）、 impossible（不可能的）、incomplete（不完整的）、imm
抖音：谭剑波考研英语微博：谭剑波tangible唱吧：tangible1982一直播：34908557给大家体检一个特别厉害的考研政治课程（不是广告哦），大家记得听我的语音。扫码查看课程详情自我介绍磕磕巴巴。递交的材料格式不统一。有一个问题没有回答上来。
