I had forgotten to add more oil to the drop of water to stop it from drying.

VOA: special.2009.07.25

Here's a really simple example. Mixing of oil and water.

这有一个很简单的例子，水和油的混合。

麻省理工公开课 - 热力学与动力学课程节选

Now this behaves very differently in water because part of it is water soluble, this part is, it's a molecule that would like to dissolve in water and part of it is like oil, it doesn't want to dissolve in water.

它们在水中表现出十分不同性质,因为一部分是水溶性的,这一部分是,是一种可以溶于水的分子,而另一部分就像油,不会溶于水中

耶鲁公开课 - 生物医学工程探索课程节选

Natural micro-organisms in the water helped eat the oil and clean up the spill.

VOA: special.2011.04.23

The fascinating part about this layer is that it solves the problem for phospholipids about how to exist in water when half of you wants to be in oil, and that the water soluble part of the top leaflet here, of the top points up into the water, and the fatty acid chains point down.

这层膜的迷人之处在于,它解决了磷脂,如何存在于水中和油脂中的问题,水溶性的顶端部分,向上插入水中,而脂肪链则指向下

耶鲁公开课 - 生物医学工程探索课程节选

Carefully,I added some oil to the water to prevent it from drying.

VOA: special.2009.07.25

This method works because oil and water do not mix.

VOA: special.2009.09.02

Louisiana officials say the risks come not just from oil, but from chemical dispersants being sprayed in the water.

VOA: standard.2010.06.01

Officials want to use that pressure to flush fresh water out into the Gulf of Mexico to keep the oil offshore.

VOA: standard.2010.05.09

BP Vice President Kent Wells says the method will reduce the amount of oil spewing into the water.

VOA: standard.2010.05.17

A new underwater video - released as the latest hearings began - shows oil continuing to spill from the deep water well.

VOA: standard.2010.05.18

"The Obama moratorium on deep water oil drilling has already cost tens of thousands of jobs."

VOA: standard.2010.07.31

And he said French business expertise in water, oil and infrastructure development is known worldwide, and France wants to be at the forefront of reconstructing Iraq.

VOA: standard.2009.11.16

Scientists have now found oil suspended in the water down to 1,000 meters.

VOA: standard.2010.06.08

They also use radar to help spot oil just below the water's surface.

VOA: standard.2010.07.05

But he fears that could all be coming to an end as the massive oil slick from the Deep Water Horizon drilling rig creeps toward the coast.

VOA: standard.2010.05.04

That is one of our allies is the fresh water holding the oil out in the open water as opposed to coming into the isle marshes and stuff."

VOA: standard.2010.05.09

"Oil floats on water, and so you get the buoyancy or lift.

VOA: standard.2010.06.21

They shut us down. We have to dump them back in the water." Wildlife officials have suspended fishing here in Black Bay and other areas affected by the oil leak.

VOA: standard.2010.05.06

Earlier this month, as part of a energy and water funding bill, the Senate approved a provision preventing companies selling or shipping gasoline to Iran from supplying oil to the U.S.

VOA: standard.2009.10.28

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

And he knows no landfill liner system is completely leak-proof, meaning there is some possibility that the industrial quantities of waste coming from the oil cleanup could pollute local underground water supplies.

VOA: standard.2010.08.05

But could find none. "Over time oil does dissipate and can get broken down from bacteria and other organisms in the water, but still they are putting certain dispersants on the oil that makes it sink down to the bottom."

VOA: standard.2010.05.09

That cannot and will not happen anymore." As the president spoke, robots at the bottom of the Gulf tried to move a tube into the pipe that has pumped millions of liters of oil into the water.

VOA: standard.2010.05.14

So far,the answer is no. Even though some of Louisiana's quarter-million hectares of rice farms are located within shouting distance of bespoiled marshes, rice ponds rely on fresh water from wells and rainfall - not saltwater that,even without oil, would kill tender plants.

VOA: standard.2010.06.17