你知道吗

Do you know? America was discovered by Columbus in 1492. That's right. All right.Ask me a question now. Who invented the electric light bulb?

你知道吗？美洲是哥伦布在1492年发现的正确好，再问我一个问题谁发明了电灯泡？

If the world's largest soap bubble was filled with water, it would weigh as much as a large male Southern Elephant Seal- 3 tons! Now, that's a big bubble.

你知道吗？如果将世界上最大的气泡灌满水，那么它将和南极雄海象一样重，3吨！

Do you know the elevator was invented in the US?

你知道吗？电梯是在美国发明的。

Michael: You know, Elliott, he doesn't look so good anymore.

迈克尔：艾略特，你知道吗？他的气色看起来没那么好了。

Do you know the annual salary of our CEO Ellison is the second highest in 2008 all over the country?

你知道吗，我们CEO埃里森的年薪在2008年位居全美第二啊。

Yes, it has another name called the Emerald City, do you know?

（是的，它的另一个名字叫绿宝石之城，你知道吗？

You know, people who have emergencies...

你知道吗有紧急情况的人

Did you know that the Empire State Building is short,when compared with many of the skyscrapers today?

你知道吗？帝国大厦如果和如今的许多摩天大楼相比其实并不高。

This time of the year is also known as the vernal equinox when the days and nights are of equal length.

你知道吗？其实，外国的十二星座与中国的二十四节气还存在一定的关联。

But he's really been there, you know? He's looked evil in the eye.

可他就是在那儿你知道吗他的那只眼睛看得到邪恶

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。