What connected the 19th century and our present time was the development of wireless communication.
无线通信的发展将19世纪与我们现在的时代联系起来。
We do not have any more information at the present time.
目前我们没有进一步的消息。
The time investment can present other problems.
时间投资也会带来其他问题。
If several of these conditions are present at the same time, a person's body temperature may rise above safe levels.
VOA: special.2010.07.27
This is the present value of $1 in one time period, which I'm taking to be a year.
这就是一美元在一段时期内的现值,我只是将一美元持有一年
The plan, every time, is to predict the future given the present.
无论何时,我们的做法都是根据现状来预测未来
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