然而，在第二次旋转时，她发现了一个自己没有注意到的低帘子，帘子前面和后面有一扇小门。

However, on the second time round, she came upon a low curtain she had not noticed before and behind it was a little door.

youdao

顺便说一下，这里这个-号实际上和，我们做交叉乘积的时候的方法是有联系的，我们在算第二项前面是-号。

By the way, this minus sign here is actually related to the way in which, when we do a cross product, we have a minus sign for the second entry.

youdao

第二个测试(计算周长为10)，与前面的方法相似。

The second test (calculate the perimeter as 10 units) works in a similar way.

youdao

At the end of the first round, I've got the smallest element at the front. At the end of the second round, I've got the smallest two elements at the front, in fact I got all of them sorted out. And it actually runs through the loop multiple times, making sure that it's in the right form.

看看发生了什么，在第一轮结束后,我把最小的元素移到了前面,第二轮结束后，我把最小的,两个元素移到了前面，实际上,所有的元素都排好序了,实际上，这个算法运行了几次循环，确认下这是正确的形式。

麻省理工公开课 - 计算机科学及编程导论课程节选

Either the front row or the row right behind that, so they are fantastic tickets.

要不就是最前面的，要不就是第二排的，所以说这种门票实在是太好了。

实惠的歌舞剧 - SpeakingMax英语口语达人

And the reason that we now on the second line have the equal sign is because this function GetString has what's called a return value.

我们之所以,在第二行代码GetString前面加上等号,是因为这个函数会带回一个,返回值。

哈佛公开课 - 计算机科学课程节选