This is one of the drill bits.

这是其中头。

Ove goes to get his box of drill bits.

欧维拿来装头的盒子。

Of course, you already knew that when you bought me this princess-cut drill bit.

当然了，这点早在你给我买这枚公头戒时就悟透了。

Then, like a surgeon gazing down on his instruments, his eyes move searchingly over his drill bits.

如同外科大夫用眼睛选手术刀，他用眼睛选头。

Oh, no, not at all. No, we, uh, found a place online that, uh, repurposes diamond drill bits.

不，点都不贵。我们在网上找到家店能将金刚石头改成石。

Shakes his head, decides that it doesn't feel at all right, and changes the drill bit.

摇摇头，感觉不对头，换头。

He goes to his toolshed, gets out his hammer-action drill and his box of drill bits.

于是他走进自己的储藏室，拿出冲击和盒头。

You can see in closed-loop systems how useful it is to be able to turn and steer that drill bit, right?

你可以看到，在闭路系统中，若能转动、控制头就会很有帮助，是吗？

They've got two tails and a drill bit for head.

它们有两条尾巴头上有。

The purpose of a drill -- and the all-important " drill bit" -- this will go in here.

孔的目的——以及最重要的“头”——将放在此处。

We call the little piece of metal that you use to drill into a wall a " drill bit" .

我们将您用来在墙上孔的小金属片称为“头”。

So the drill bit attaches to the drill, and this is used to make a hole.

所以头连接到头上，这是用来打孔的。

Puts back the hammer-action drill and the drill bits in their cases then goes out and puts everything back in the shed.

把冲击和头都收进盒子，出门把所有东西都放回储藏室。

So " drill" is the machine like this, and the " drill bit" is the actual thing that's going to make a hole.

所以“头”就是这样的机器，而“头”就是要打孔的实际东西。

Technologies like directional drilling, where no longer we can just drill straight down, but instead we can actually turn and steer drill bits to reach very precise and specific locations in the subsurface, miles underground.

像导向掘这种技术，当我们无法直直向下掘时，我们可以改换成转动并控制头，非常精确地到达地下数英里的确切位置。