No one knows for sure when or why it began to symbolize peace.
没有人确切地知道它是什么时候或者为什么开始成为和平的象征。
It is impossible to predict when or why anyone of us may require help at home.
它是无法预测何时或为何我们任何人都可能需要在家里的帮助。
Suskind and I argue that we don't know how, when or why the decision was made-though we suspect it was much earlier.
而我和苏斯金德则认为,我们并不知道这个决定是如何做出的,是什么时候做出的,以及为什么要做出这样的决定,尽管我很早之前就对此决定有过怀疑。
That's why when we officially entered the recession or the challenging situation caused by the financial crisis, I keep asking myself, "What should we do?"
由于金融危机而导致的经济衰退,使得公司处于困境,我一直自问,我们能做些什么?
Or you can say "Why don't we~?" when you are suggesting that you, as well as others, take a particular action.
当你想建议自己与其他人一起做出某种行动时,你可以说“Why don't we~?”。
Why? How could neurons be all or nothing when sensation is very graded?
为什么,既然感觉是渐增的,那神经元又怎会是服从全或无法则的呢
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