区外的必需品在市场上更容易买到，而且价格也不像以前那样大起大落。

Essential goods from outside the district had become more readily available at the market, and prices did not fluctuate as much as they had done before.

youdao

这个很值得一看，而且价格也很合理。

This is well worth a visit and is very reasonably priced.

youdao

这很方便而且价格还更加便宜呢。

It's very convenient and the price is even lower.

youdao

Try it again. So, sure enough, changing the bias changed the price, and even changed it in the right direction.

我们再来运行一下，好了，很明显，这个偏向值改变了价格，而且方向也是对的。

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And also it gets pricey 'cause you have to buy a bike

而且你还必须得买辆价格不菲的自行车，

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So, if we want to get more magnesium into the marketplace at an affordable price, not by government edict, what do we have to do?

所以如果我们想把更多的镁,投诸市场，并让它保持在一个不太昂贵的价格，而且不靠政府法令，我们应该怎样做？

麻省理工公开课 - 固态化学导论课程节选