Listen and see if you can guess what it is.
VOA: special.2010.05.12
These are the basic theoretical structures that you incidentally need for the problem set, ... the first problem set. The first problem set-- I guess you've--you can turn in your first problem set here before you leave because it was due today.
这些是基础的理论框架,你会在做习题的时候用到它们,第一道练习。。。第一次练习是-,第一次练习作业的截止日期是今天,所以你们在今天在离开前把作业交上来。
These are the basic theoretical structures that you incidentally need for the problem set, ... the first problem set. The first problem set-- I guess you've--you can turn in your first problem set here before you leave because it was due today.
这些是基础的理论框架,你会在做习题的时候用到它们,第一道练习。。。第一次练习是-,第一次练习作业的截止日期是今天,所以你们在今天在离开前把作业交上来。
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