Also known as Hex Head Screws or Hex Head Bolts. Includes Standard, Drilled Head, Left Hand Threaded, Self-Sealing, and Military Specification Cap Screws.

也称为六角头螺丝或六角头螺栓。包括标准，钻孔头，左旋螺，自封式，军用规格螺栓。

youdao

The head of the C.R.U.,Phil Jones, temporarily left his position.

VOA: special.2010.01.19

So you can think of a new line as being rolling the paper up so you're on a new line but a carriage return moves the cursor or moves that writing head all the way back to the left.

你们可以把换行想象成翻纸,把回车当做是将光标,移动到最左边。

哈佛公开课 - 计算机科学课程节选

Pulling this lever or pushing the button would actually rotate the paper enough so that you'd be on a new line and it would also move the little imprinting head that prints the letters of the alphabet and such all the way to the left.

拉杆或按下按钮会让纸翻一下,这样你就能在新的一行上打字了,同时移动打印字母的,压印头,这样也能移到最左边。

哈佛公开课 - 计算机科学课程节选

It also takes note of whether the bus' turn signal is on and can prepare a green turn arrow if the bus needs to head left or right.

FORBES: Magazine Article

Only rarely can a chief executive jump out a forty-fourth-floor window after a board meeting (The Hudsucker Proxy), or will a boss send a message as dramatic as the horse's head left in a bed in The Godfather.

FORBES: Magazine Article

In January a pig's head was left in the garden of an Afghan family in London.

BBC: 632 anti-Muslim hate incidents recorded by Tell Mama