那么问题是到第九行时我们在哪里？

Problem, so where are we at line 9?

youdao

第二部分从第九行到第十七行，这一部分展示了基督降生时天国的唱诗班,唱了一首什么样的歌。

The second section runs from stanzas nine through seventeen, and it characterizes the song that the heavenly choir sings at the moment of the Nativity.

youdao

事实上，第九行我们没法匹配，如果你没找到匹配的袜子，这意味着我们立即跳转到第13行，所以现在Philip做什么？

So the fact that line 9 did not match, if you find a matching sock which we didn't, that means we immediately jump to the else which is line 13 and so Philip now has to do what?

youdao

The second section runs from stanzas nine through seventeen, and it characterizes the song that the heavenly choir sings at the moment of the Nativity.

第二部分从第九行到第十七行，这一部分展示了基督降生时天国的唱诗班,唱了一首什么样的歌。

耶鲁公开课 - 弥尔顿课程节选

So the fact that line 9 did not match, if you find a matching sock which we didn't, that means we immediately jump to the else which is line 13 and so Philip now has to do what?

事实上，第九行我们没法匹配，如果你没找到匹配的袜子，这意味着我们立即跳转到第13行,所以现在Philip做什么？

哈佛公开课 - 计算机科学课程节选