Selection pressure for this efficient style of locomotion favored longer and more flexible spinal columns.

受天择压力，他们朝向耗能较少的移动模式演化，因而脊椎柱更长，更灵活。

youdao

From that moment on.we were colleagugues, working together to create this efficient, money-saving production area.

从那一刻开始，我们是真正的同事了，为了创造这个高效省钱的环节而合作。

youdao

This is currently the most efficient way to transmit certain types of data like electronic mail.

这是目前传输电子邮件等某类数据最有效的方法。

《柯林斯英汉双解大词典》

"The next thing is to work out how technology can be transferred from rich countries to poor countries and this will involve things like investment in renewable energy, investment in wind power and solar, investment in more efficient power stations,"

VOA: standard.2009.11.04

What I did in this diagram is I computed the efficient portfolio frontier-- now it's the blue line with three assets.

在这张图表中,我计算了有效边界-,蓝色线表示三种资产的组合。

耶鲁公开课 - 金融市场课程节选

I don't think they are efficient and this is an example -a Redleaf example.

我不认为市场是有效的,这儿有一个现成的例子,莱德利夫的例子

耶鲁公开课 - 金融市场课程节选

This efficient data management network provides free automatic quality controlled data to marine scientists and oceanographers worldwide.

UNESCO: Intergovernmental Oceanographic Commission (IOC)

Poor countries have the most to gain from this efficient, flexible and (eventually) cheap technology.

ECONOMIST: Stepping on the gas

This efficient company has continually bested its set regulatory return rates, and has split the profits with the consumers it serves.

FORBES: Foreign Stocks With An American Flavor