We have got on very economical so fur.

我们到现在为止过得很节约。

No, but every room's got new electric storage heaters which are very economical.

没有，不过每个房间都有新装的电暖器，非常经济实惠。

Economical means " using or costing little money" .

Economical 的意思是“花更少的钱”。

This would also make recycling cheaper and more economical.

这也将使回收更便宜、更经济。

Here's his advice for economical foodies.

以下是他为节约型美食家提供的一些建议。

Economical? describes doing something that doesn't cost a lot of money, it's good value.

" 经济的" 是指做某事没有花很多钱，很划算。

It's more economical to buy food in large quantities.

买食物比划算。

So they're surprisingly economical in conveying complex ideas in graspable ways.

好故事以易理解的方式传达复杂的想法，非常省劲儿。

Sometimes deciding what bricks to put down is also an economical choice.

有时候决定放什么积木也是一种精打细算。

A good manager should be economical in the use of his funds.

一位好的经理应该在金钱的使用上节约。

Wouldn't it be more economical to amalgamate the bus and train repairs?

合并公交和火车维修站不是更经济吗？

Economical describes doing something that doesn't cost a lot of money, it's good value.

划算的描述的是做某件不会花太多钱的事情，性价比高。

Mostly, I borrow books from the library. It's much more economical.

多数时候，我是从图书馆借书的。这样更经济。

The scientists think they have found a way to make the process faster and more economical.

科学家们认为他们已经找到让药物测试过程更快和成本更低的办法。

Such speed--testing can be vastly more economical than seeking the same result through controlled human trials.

这样的速度测试比通过控制人体试验寻求同样的结果要经济得多。

So, why does Hannah prefer to get her books from the library? Because it's more economical.

那么，汉娜为什么更喜欢从图书馆借书呢？因为这样更经济。

Operators typically favour reefing but it is not always economical or allowed, says David Welch of Stone Energy Corporation.

能源公司的卫·威尔士认为，经营商特别支持珊瑚礁化，但是，这样做往往不划算而且也不合法。

However, the life span of the new fence can reach 30 years, which can save resources and is economical.

而新围栏的寿命可达 30 年，既能节约资源，又经济实惠。

Many experts believe that using more biomass is the most economical way of meeting the country's future energy needs.

许多专家认为，使用更多的生物质是满足该国未来能源需求最经济的方式。

They include making energy from the sun more economical, providing more clean water, preventing nuclear terror and making better medicines.

包括更经济地获得太阳能，提供更清洁用水，预防核恐慌和提供更好的药物。