在更换电源之前，我们必须从望远镜上取下一个用四个螺丝固定的扶手。

Before we could replace the power supply, we would have to remove from the telescope a handrail fixed with four screws.

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“我们必须从制造转向创造。”美籍华裔设计师陈瑞奇曾在接受《纽约时报》采访时表示。

"We have to move from making to creating," Chinese American designer Aric Chen once told The New York Times.

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到了19世纪90年代，自发的微笑相对容易捕捉，所以我们必须从别处寻找解释，为什么维多利亚时代的人仍然对微笑犹豫不决。

Spontaneous smiles were relatively easy to capture by the 1890s, so we must look elsewhere for an explanation of why Victorians still hesitated to smile.

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What conclusions would we come to about the nature of death if we had to think about it from a secular perspective?

我们能得出关于自然死亡的什么结论,假如我们必须从,世俗的观点考虑它呢？

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That sounds funny, but in a sense, that is--we have to define the sense in which it's irrelevant.

听起来很有意思,但从某种意义上讲,我们必须说清楚不相关性的含义

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And this is a logical distinction we need to draw, even if you believe in souls.

我们必须得从逻辑上区分清楚,即便你真的相信灵魂的存在。

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