It can quickly become dry. It will need water two times a day for at least three months.

VOA: special.2009.07.07

You've got to pretty much take that chalk, and make a slurry out of it, put water, and dry it back up, put in a mold, and then you can have the chalk again, but you can't just glue it back together.

你得尽可能地收集它的碎片，把它做成粉浆，加水然后风干，放进模具，然后你就能重新得到这支粉笔，但是你不能简单地把它粘起来。

麻省理工公开课 - 热力学与动力学课程节选

It's very humid there, but here is very dry and...

那里很潮湿，不过这里很干燥而且……

加州万岁 - SpeakingMax英语口语达人

It was dry and broken. Her hair was falling out in some places on her head.

VOA: special.2010.03.28

The ark also comes to rest on a mountaintop, the hero sends out a bird to reconnoiter the land, to find out if it's dry yet.

方舟停在山顶上,英雄派一只鸟出去查看大地的情况。

耶鲁公开课 - 旧约导论课程节选

Later,she takes the soap out of the mold and places it in a storage area to cure or dry for four to six weeks.

VOA: special.2011.03.09

It's to make sure that my throat doesn't get dry.

为了让我的喉咙不至于太干。

麻省理工公开课 - 固态化学导论课程节选

Material called a growth medium is put on the joint to keep it from getting dry and to help the two plants grow together.

VOA: special.2010.05.18

We can kind of freeze dry this thing and store it and then bring it back to life more or less exactly as the composer had intended.

我们相当于把这件作品干燥冷藏起来,并能够还原作品,比较精确地吻合作曲家的原意

耶鲁公开课 - 聆听音乐课程节选

But once the seeds are planted, she does suggest covering the soil with a little mulch to protect it during rains and dry periods.

VOA: special.2010.03.02

It has that dry quality to it.

有种干巴巴的感觉。

耶鲁公开课 - 1945年后的美国小说课程节选

It helps keep the soil from getting dry, so it reduces the need for watering.

VOA: special.2009.06.30

And then they found that they could freeze-dry this preparation of virus, and freeze-drying to lower the temperature, freeze it, then extract out all the water, so you're left with a powder, basically a powdered form of the virus, that could be shipped all over the world, and then reconstituted by adding water to it.

研究者们发现可以冷冻干燥这些病毒制剂,冷冻干燥就是就是降低温度,冷冻病毒,然后提取出所有水份,然后就剩下一些粉末,这主要是粉末状的病毒,这样就能将它运往全世界,并可以通过加水来恢复病毒的活性

耶鲁公开课 - 生物医学工程探索课程节选

That way it can grow before the hot, dry months of July through September.

VOA: special.2010.02.09

Hay has to be cut and gathered when it is dry.

VOA: special.2010.01.31

It is also important to dry the clay containers slowly.

VOA: special.2009.09.14

The farmers call it flying the seeds. In a dry spell, saltwater from the Gulf of Mexico can seep into Louisiana's aquifers.

VOA: standard.2010.06.17

It provided a calm, safe route west next to the river, which is nearly dry upstream part of the year but whose rapids rage in springtime.

VOA: standard.2010.04.29

"We think that for the South Florida parks, Dry Tortugas,Big Cypress, Everglades and Biscayne, it is predominately going to be a tar ball event because the oil is weathering."

VOA: standard.2010.05.26

The Okefenokee,which is already nearly choked with plants, would probably fill in,dry up, and become just another cypress and pine forest were it not for range fires that come along every once in awhile and burn out decayed vegetation.

VOA: standard.2010.03.29