They have also provided forests for use by local communities and native peoples and for the protection of biological diversity.

VOA: special.2010.04.06

So if you're going to use it for this purpose, it's not going to be good by itself.

所以如果你想用橄榄油清洁身体,它的气味并不是一个理想的选择

耶鲁公开课 - 古希腊历史简介课程节选

For injustice is most dangerous when it is armed and man armed by nature with good sense and virtue may use them for entirely opposite ends.

因为非正义一旦被武装起来将最为危险,好人也可能利用,善心和美德而为非作歹

耶鲁公开课 - 古希腊历史简介课程节选

The uranium would then be returned to Tehran for use by a small research reactor making medical isotopes.

VOA: standard.2009.10.19

Also, what's the energy per photon of this red laser pointer, and then it's also worth trying a calculation dealing with intensity. So let's also try calculating the numbers of photons that would be emitted by this laser pointer, if, for example, we were to use it for 60 seconds and this were a one milliwatt laser.

同样，红色激光笔的,每个光子能量是多少，这也值得用处理强度的方法计算一下,让我们也计算一下,有多少光子会从这个激光笔射出，举个例子，如果我们使用它持续60秒,这里会有一毫瓦的激光。

麻省理工公开课 - 化学原理课程节选

Family members rush to take advantage of every precious drop before the afternoon, filling plastic jugs,oil drums, and pails with water for use by the 15 people who live in this home.

VOA: standard.2009.08.01

Reverse transcriptase is a naturally occurring protein, it has a biological function in HIV, but we can use it for a technical logical function here by going backwards on the biological path from messenger RNA to DNA.

反转录酶是在自然环境中存在的蛋白质,它在HIV中发挥着生物功能,但在这里它可以发挥一个技术功能,让它用信使RNA反转录出DNA

耶鲁公开课 - 生物医学工程探索课程节选

In China,some farmers and researchers blame a decrease in pesticide use for an increase in pests unaffected by Bt.

VOA: special.2009.10.27

Scientists at the agroforestry center say the use of fertilizer trees can reduce the need for chemical nitrogen by up to three-fourths.

VOA: special.2009.09.01

For example, a popular energy shot warns against use by people who are pregnant, nursing a baby or under the age of twelve.

VOA: special.2009.07.22

For example,Mayo Clinic experts said people could reduce salt use by using herbs and spices instead.

VOA: special.2009.05.19

Well, you can start by looking for ways to use English as much as you can.

VOA: special.2009.01.15

NASA scientists had tried to solve the problem by designing new tools for use in space.

VOA: special.2009.06.24

For example, some scientists hope to use stem cells to replace tissues damaged by disease.

VOA: special.2009.04.14

For example,some scientists hope to use stem cells to replace tissues damaged by disease.

VOA: special.2010.06.15

The open nature of the Internet and its use by governments and business make it a rich target for an enemy attacks.

VOA: standard.2009.08.11

An International Crisis Group report says that by suppressing peaceful outlets for the opposition to express opinions, the Thai government may actually encourage people to use violence.

VOA: standard.2010.07.06

He warns that even though Google may start out by not charging for access to what it digitizes, it may eventually impose big fees to use its online library.

VOA: standard.2009.12.31