People use a metal call box with a push-to-talk button to connect to a live operator, as Rose Shuman explains: "You just push a button, a big green button, and that will connect you directly to our operators who are sitting in front of computers, and speak your language.
VOA: special.2009.10.12
Let's just get them together to talk,to resolve their conflict and their issue and then we will all live happily ever after.
让他们交谈,解决他们的冲突,和他们的问题,然后我们就能过上幸福生活。
We'll talk in a minute about stem cells that are involved in generation of blood and they develop and they live in the bone marrow.
我们一会儿要说到,和血细胞再生有关的干细胞,它们发育并储存在骨髓中
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