The surge in exports comes as India turns into a production hub for cheap, fuel efficient cars.

VOA: standard.2009.09.25

And things are not as efficient as they were at the beginning of the day

而工作的进展也没有之前那么有效了。

Let's 课堂 - SpeakingMax英语口语达人

It imports it into our database and does some fancy indexing as we'll call it later in the term to make searches more efficient.

将它导入到我们的数据库中，并进行一些变址,这将在后期会提到,它可以使查找更高效。

哈佛公开课 - 计算机科学课程节选

It is not just domestic sales that jumped. Exports also increased by more than 18 per cent as demand increased for compact, fuel efficient cars in several countries.

VOA: standard.2009.03.13