谁知道

I don't know who car that is.

我不知道那是谁的车

I don't know who he is, and I don't care.

我不知道他是谁，我不在乎。

I don't know who this is, and I don't care.

我不知道这是谁，我也不在乎

Carlos: You don't even know who he is.

你连他是谁都不知道。

So many of you have done a ton of amazing work, and continue to do so, and you know who you are so I won't name even the most brilliant of you, Sariena Carmichael.

你们中有很多人都已经做了一堆很棒的工作，继续这样做吧，你们自己知道是谁，所以我就不点名了。

Do you know who your newspaper carrier is?

你知道你的送报员是谁吗？

We all know the best thing about the R9 is how adjustable it is and in many cases by adjusting to your specs creates more distance but for the golfer who has his/her swing in tune the carry is a bit lacking to some.

我们都知道的最好的事情有关九号是如何调整它在许多情况下，调整到您的规格创造更多的距离，但是对选手谁都有他/她的挥杆进行调整是有点欠缺一些。

I have no idea who can carry it out.

我不知道谁能执行这个计划。

And you wouldn't have any idea who Cary Grant is.

你也不会知道加里，格兰特是谁

Do you know who lives in the castle?

你知道谁住在城堡里面吗？

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。