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Astrometry is not the only planet-hunting method to look for a star's motion as it is orbited by a planet.

当恒星附近有一颗行星的时候天体测量并不是唯一的一种通过观察恒星运动搜寻行星的办法。

I study astronomy because I like to look at stars.

我攻读天文学，因为我喜欢看星星。

When we look at input sizes large enough to make only the order of growth of the running time relevant, we are studying the asymptotic efficiency of algorithms.

当投入规模大到足够确定相关命令运行时间的情况下，我们应该学习渐进效率算法。

Then look at my watch, a deep breath.

再望了望手表，深吸了口气。

Now let's take a look at the cost.

现在让我们来看一看这些费用。

When you look at your competitors, remember that everything looks perfect at a distance.

当你看到你的竞争对手，请记住，一切看起来完美的距离。

I try to look at the situation from a distance, but it works less and less.

我试着跳出事外看这个问题，但这方法越来越不起作用。

But if we look at the whole system, a heat pump increases the entropy by using power to pump energy.

但是，如果我们看一下整个系统，热泵系统的熵增加使用权力，泵浦能量。

Let's take a look at those different heat sources, identify them and see what can be done to eliminate the problem.

让我们先看看这些不同热源、找出可以做些什么，看他们以消除这一问题。

Today on Language Snacks we take a look at the expression at a loose end.

今天我们要讲的短语是"at a loose end。"

Analog output can display output results.

可以模拟输出显示输出效果。

It implied that RAPD technique pro vided a new alternative for checking irradiation induced effects.

对扩增产物进行数据分析，结果表明RAPD技术能够检测出辐射后唐菖蒲基因组变异情况，可用于对唐菖蒲辐射后基因变异的分析。