Is it really required to escape back slashes in regex patterns?

这真的是要逃避在正则表达式模式中？

youdao

Daniel Sigman: And transfer it into the deap sea, where it cannot escape back to the atmosphere.

丹尼尔·西格曼：然后将吸入的气体一起带到深海，这样二氧化碳就无法逸回大气。

youdao

After her parents are transformed into pigs by the witch Yubaba, Chihiro takes a job working in Yubaba's bathhouse to find a way to free herself and her parents and escape back to the human world.

巫师汤婆婆把她的父母变成了猪，荻野千寻在汤婆婆的澡堂中工作，并找寻解救自己和父母的方法并试图逃回人间。

youdao

But it gets back to the question, are the reasons Socrates gives Crito for refusing to escape, the reasons he puts in the mouth of the laws of the city of Athens, ? are those Socrates' true reasons?

但这带回到那个问题，到底苏格拉底给克里托,拒绝越狱的理由，他以雅典城邦法律立场,所说的理由，是苏格拉底真正的理由吗？

耶鲁公开课 - 政治哲学导论课程节选

It ended with the insurgents making their escape back across the Pakistan border just a few hundred yards away.

CNN: Who's next?

If they survive as the vessels move through the electric field, perhaps they could escape back into the water on the other side.

WSJ: Study: Asian carp unlikely to stow away in barges

Everyone managed to escape back into the forest, but I stayed behind to help a mother who had a baby in her arms and a small girl.

BBC: November: Sally Becker