They hope that future synthetic cells can make useful bacteria for products like bio-fuels or vaccines, and to clean up polluted water.

VOA: special.2010.07.20

It involves a stone, a piece of lapis lazuli that has a kind of a flaw in it, which is like a "water-course," and where one can imagine a pilgrim climbing toward increased enlightenment.

提到了一块石头,一块有瑕疵的青金石，就像河道“,我们可以想象,一个朝圣者慢慢靠近神启。

耶鲁公开课 - 文学理论导论课程节选

And if that's the case, why in the world would--can we justify all that shipping, all the excess energy to taste, to ship water in from France, rather then just buying something local or drinking water out of the tap?

既然如此,为什么还会有世界范围的进出口呢,为什么还要浪费能源,从法国进口呢,而不是买当地的品牌,或是直接喝水龙头里的水呢

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

A water-filled drum called a sod roller can be used.

VOA: special.2009.07.07

There can be a supply of them, a storehouse of them that can build up in the body, and so day-to-day fluctuations become less of a problem with fat soluble then water soluble vitamins, because the body can go grab them from a storage depot, if you will.

从而在体内建立起一个供应源,一个脂溶性维生素仓库,这样一来,相比起水溶性维生素,脂溶性维生素的浓度不会每天剧烈波动,因为机体可以任意取用体内的储存

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I can tell you around 50 percent of the total water that we produce becomes non-revenue for the system."

VOA: standard.2010.08.04

The same four essential ingredients - flour,water,yeast and salt - can yield 10,000 different combinations.

VOA: standard.2010.07.16