concern about this problem 对这个问题的关注 ; 对此问题的担忧 ; 这个问题的关注
send information about this problem 发送信息对这问题 ; 发送有关此问题的信息
I worry about this problem 我担心这个问题
What is to be done about this problem?
该如何处理这个问题?
She had thought very deeply about this problem.
她曾经对这个问题深深思考过。
We need to be more scientific about this problem.
在这个问题上我们需要更为严谨一些。
This week,we will tell about sharks a fish with a public relations problem.
VOA: special.2009.06.16
This is an example of a problem called Towers of Hanoi. Anybody heard about this problem?
有人听说过么?,几个尝试性的举手?
Not so easy to see. All right, but this is actually a great one of those educational moments. This is a great example to think recursively. If I wanted to think about this problem recursively- what do I mean by thinking recursively?
看不太出来,好,但实际上是一个有教育意义的时刻,这是一个很好的关于递归的例子,如果我用递归的思想,去考虑这个问题-,我该怎么用递归去解决这个问题呢?
应用推荐