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Daniel：
May, is this the Hall of Ancient China?
阿美，这是古代中国馆吗？
May：
Yes. Look at these historical relics here, amazing!
是啊。看这些历史遗址，真令人惊叹！
Daniel：
Why are they all in glass boxes?
为什么它们都被装在玻璃瓶里呢？
May：
For protection. Some relics will turn to dust if exposed to air.
为了保护它们啊。一些文物放在空气中就会变成粉末。
Daniel：
So there isn't air in the glass boxes?
那么玻璃瓶中没有空气了？
May：
No, there isn't. They are all vacuumed.
没有。它们都是真空的。
Daniel：
I wonder how old these things are, thousands of years?
真不知这些东西有多古老，几千年？
May：
Yeah, they all come from a very ancient time.
是啊，它们都是来自古代。
Daniel：
Hey, look at the three-leg cup. I've seen it on TV.
嘿，看这个三只脚的杯子。我在电视上看到过。
May：
The bronze cup was made 4,000 years ago. It's priceless!
四千年前的青铜杯子。这可是无价之物！
Daniel：
Yeah, it has no value at all. Who will use this cup today?
是啊，没有一点价值。如今谁会用这种杯子啊？
May：
Danny, priceless means so valuable that you can't put a price on it.
丹尼，无价意味着价值大得无法计算。
Daniel：
Oh, it does?
哦，是吗？