The downside to Fischer-Tropsch is that it’s an energy-intensive and therefore expensive chemical process.
费希尔-特罗普希法的缺点在于，它是一种能源密集型、也因此昂贵的化学工艺。
Greece has one of the most generous, and therefore expensive, state pension systems among the 30 mostly rich OECD countries.
经合组织的30个成员国大多是富裕国家，其中希腊的养老金制度属最优厚之列，因而也是耗资最多的国家之一。
There is no need to lift the shaft, or obtain access to the shaft ends, therefore expensive and awkward to handle lifting equipment is not required.
没有必要取消骨干，或获得轴两端，因此昂贵和尴尬的处理起重设备并不是必需的。
The resulting steel appears to achieve a combination of strength and toughness that is comparable to that of modern steels that are very rich in alloy content and, therefore, very expensive.
由此产生的钢似乎达到了强度和韧性的结合，这与合金含量非常高因而非常昂贵的现代钢相当。
It shows that Major GCs are very expensive and therefore should be avoided as much as possible.
以上代码显示，较大GC非常昂贵，所以应该尽可能地避免。
Purified silicon, the basic material of such cells, is expensive. The temptation, therefore, is to use less of it.
作为太阳能电池基础材料的纯硅，是昂贵的，因而这诱使其使用减少。
But both are more expensive than fossil-fuel plants, and are therefore likely to lead to an increase in electricity prices.
但二者造价皆较石化燃料发电厂高，因此很可能引起电费上涨。
The process to retrieve a hot deal is expensive; therefore, you want to cache the data, and so you try the mechanism above.
检索hotdeal的过程代价是很高的；因此，您想要把数据缓存，并且试着使用上面的机制。
To allocate and free memory is expensive, therefore we should reuse buffers (memory) which have been allocated.
l分配和释放内存是很费时间的，因此我们要反复利用分配好的内存。
But needless complexity has made our systems needlessly complex, and therefore needlessly expensive and difficult.
但是不必要的复杂性让我们的系统变得不必要的复杂，我们的系统继而又变得不必要的昂贵并且不必要的难于使用。
Disinfecting therefore becomes extremely expensive, taking the consistent Labour requested into account as well as a further consistent nuisance.
消毒因此变得非常昂贵，还要始终如一考虑这劳动，是非常麻烦和讨论的事。
Nuclear energy would require an extremely large and expensive generator which would produce a lot of unneeded power. Therefore, nuclear energy would prove inefficient.
而原子能电站需要极其大的规模且造价昂贵，又产生过多不需要的能源，因此没有必要建设原子能电站。
Reflows and repaints can be expensive, and therefore a good strategy for responsive applications is to reduce their number.
重排版和重绘代价昂贵，所以，提高程序响应速度一个好策略是减少此类操作发生的机会。
Therefore advertising, instead of making a product more expensive makes it cheaper.
因此，广告业使得产品更贵或更便宜。
Therefore, , if a city has a Price Index of 134, that means that living there is 34% more expensive than living in Prague.
因此，如果一座城市的物价指数是134，那就意味着住在那里的生活成本要比布拉格高出34%。 。
Therefore, no capability is left for useful current to BE transmitted, unless very expensive and bulky compensation equipment is installed.
因此已无能力输送有功电流，除非安装非常昂贵和庞大的补偿设备。
Therefore, it is possible to use the cheap solvents (mixture of methanol and water) instead of the expensive hexane and acetone when the Accelerated Solvent Extraction method is employed.
这表明采用加速溶剂提取技术，可用价格较低的甲醇取代昂贵的正己烷和丙酮。
Reading a parameter value can be marginally expensive (because of type coercion). Therefore, it makes sense to cache the parameter value, at least while the component is actively rendering itself.
读取一个参数值会耗费不少资源(因为类型的强制转换)。因此，缓存参数值是有意义的，至少当组件正在呈现自己时。
If you insist, we can pack the goods in wooden cases which are more expensive. Therefore, you will have to pay for the packing materials then.
如果贵公司坚持，我们将使用木箱包装，但这种包装费用较高，包装材料费应由贵公司承担。
The dollar has gone down against the yen, therefore Japanese goods are more expensive for Americans.
美元对日元的汇率下降，所以对美国人来说日本的商品涨价了。
The Quantum gold Fund says that gold is seriously undervalued and therefore investors should buy gold before it gets expensive.
量子基金的黄金说，黄金是严重低估，因此投资者应该购买黄金面前得到昂贵。
Therefore, it can be an expensive option for marketers with smaller budgets and there really are not any packages for smaller advertisers.
因此，对于小额预算的市场营销商来说，这无非是很昂贵的价格，并且没有任何适合小广告商的方案。
Therefore, the technology combining steel fiber with expensive agent is appropriate to the plastic shrinkage and cracking of concretes.
因此，采用膨胀剂与钢纤维的复合技术是防止混凝土发生塑性收缩开裂的比较理想的技术措施。
They are expensive to produce but cheap to reproduce and distribute, and therefore exhibit strong economies of scale with incentives to an over-supply.
它们的生产成本高昂，但再生产和销售的成本低廉，因而展现出强大的规模经济效益，并容易诱发供应过量。
They are expensive to produce but cheap to reproduce and distribute, and therefore exhibit strong economies of scale with incentives to an over-supply.
它们的生产成本高昂，但再生产和销售的成本低廉，因而展现出强大的规模经济效益，并容易诱发供应过量。
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