首先打开水龙头。

First, turn on the tap.

youdao

先打开其中的一些我带来的例子。

Let me go ahead and open up some of the examples that I came with.

youdao

每个表都可以表示为磁盘上的一个文件，必须先打开，后读取。

Each table is represented as a file on disk and must be opened before it can be read.

youdao

Let me go ahead and open up some of the examples that I came with.

先打开其中的一些我带来的例子。

哈佛公开课 - 计算机科学课程节选

you make a little hole, and go in with an instrument instead of making an incision.

医生会先打开一个小孔，将仪器伸进去。而不是像以前一样做一个切口。

MIT用数字说话 - SpeakingMax英语口语达人

It makes sense to me logically that I want to see it first when I open the file; so I scroll on down but only later is increment declared.

这个逻辑上对我是有意义的，打开文件的时候,我想先看到它，所以我向下翻,之后才声明increment函数。

哈佛公开课 - 计算机科学课程节选