把那钉子敲进去，它伸出来很危险。

Knock that nail in, it's sticking out dangerously.

youdao

他一锤子就把钉子敲进去了。

He drove in a nail with one stroke of the hammer.

youdao

钉子全都敲进去了，因此表面很平滑。

All the nails have been punched down, so that the surface is quite smooth.

youdao

But the string, the sentence or the words that we're displaying on the screen, previously you clicked on a little white text field and typed it in, well now you're gonna do the same thing at the keyboard but you're gonna have to sandwich it in between double quotation marks.

这些你想输出到屏幕上的字符串啊，语句啊,单词啊，或者你事先,在白色输入框中敲进去的内容，现在你们需要用键盘做同样的事情,但是你们要写在,双引号之间。

哈佛公开课 - 计算机科学课程节选

But because we're now programming a computer at a lower level and because as we said last week, you really have to be precise and then careful to instruct this machine, this fairly dumb machine that will only do what you tell it to do very specific instructions, do we have to use a more precise syntax than just a puzzle piece might have previously allowed.

但是我们是要在电脑的低平台上编程不是吗？,那我们就要像我上周提到过的那样，一定要小心，小心，再小心地,操纵这台又聋又哑的机器,它只会根据你敲进去的,特定指令来做事，所以我们必须使用非常精细的语法,而不是模模糊糊，让人费解的概念。

哈佛公开课 - 计算机科学课程节选

I did use the dash O and I said hi3 dash O.

我的确敲进去-o，hi3啊。

哈佛公开课 - 计算机科学课程节选