它是一个好主意学习所有这些'预先非有不可的'技术，不过你不一定要在这一个章节中知道每件事物。

While it's a good idea to learn all of these 'prerequisite' skills, you don't have to know everything in this chapter.

youdao

它是一个好主意学习所有这些'预先非有不可的'技术，不过你不一定要在这一个章节中知道每件事物。

While it's a good idea to learn all of these 'prerequisite' skills, you don't have to know everything in this chapter.

youdao