我们不知道我们的太阳在过去的40亿年里损失了多少质量。
We don't know for sure how much mass our Sun's lost over the last four billion years.
而与此同时，虽然有数百万人在关注动植物及其栖息地遭到的灾难性损失，却不知道如何提供援助。
Meanwhile, millions of people who care about the catastrophic loss of wildlife and habitats aren't sure how to help.
我也不知道为什么要拿劳动力的流失量来衡量制造能力的损失。
I'm also not sure why one would measure lost manufacturing capacity in terms of lost workers.
如果我们不知道损失是祝福，失败是成功，空虚是礼物的话，我们所受的信心教育还不完全。
The education of our faith is incomplete if we have not learned that there is a providence of loss, a ministry of failing and of fading things, a gift of emptiness.
有两个按键，实验被试按了其中一个按键后会得到金钱的收益或损失。这个结果是由被试隔壁的参与者的按键决定的，而不取决于被试自己的反应，而被试并不知道这一实验安排。
Experimental participants received financial gains or losses after pressing one of two buttons on a computer, unaware that the outcome depended not on their own choice but on their neighbour's.
当时没有人知道损失到底有多大，或者也不知道单个银行到底面临着多大的风险，所以彼此的信任在一夜之间就被蒸发掉了，而且银行之间相互也终止了各项业务的往来。
Nobody knew how big the losses were or how great the exposure of individual Banks actually was, so trust evaporated overnight and Banks stopped doing business with each other.
正如他们所说，如果你不知道你要去哪里那么你的损失。
As they say if you don't know where you are going then your lost.
如果不知道，这是一个巨大的损失。
不知情的损失。也不知道有利可图。
不知情的损失。也不知道有利可图。
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