A Useful Way 一个有效的方法 ; 一个有用的方法 ; 有效的方法
a useful skill 一个有用的技能
a useful book 一本有用的书 ; 一本有效的书
a useful thing 一种有用的东西
A Useful Device 实用的装置
If one compares the image of the woman in the women's magazine with the goods advertised by those periodicals, one realizes how useful a projected image can be commercial.
如果把女性杂志上的女性形象与这些杂志上的广告进行比较,你就会意识到这些投射的形象在商业上是多么有用。
In other words, to be useful a forecasting technique must add something to what is already known.
换言之,预报技术若想有前途,是一定要添加一些未知的东西。
The article includes this quote, which seems useful a useful reminder to for Agile software teams.
文章中包含了下面的这段引语,对于敏捷软件团队来说是个不错的提醒。
He says that by making them into a sculpture, he has made useless objects useful again.
VOA: special.2009.11.13
So the pain you're suffering now is actually instrumentally valuable, useful as a means, even though it's intrinsically bad.
所以你现在忍受的痛苦,是有利用价值的,作为手段是有用的,尽管痛苦本身是坏的。
and sort of also useful as a skill... not just for my career but in general, so...
不仅是对我的职业,整体来看,它也是一项有用的技能,所以……
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