3 sentences

1. 已没有回头路了。

   yǐ méi​yǒu huí​tóu​lù le.

   There's no turning back now.

   Source: OpenSubtitles

2. 有一件事是确定的：现在没有回头路了。

   yǒu yī jiàn shì shì què​dìng de: xiàn​zài méi​yǒu huí​tóu​lù le.

   One thing is certain: there is no turning back now.

   Source: CCMatrix

3. 无论你做出什么选择，都要记住：没有回头路。

   wú​lùn nǐ zuò chū shén​me xuǎn​zé, dōu yào jì zhu: méi​yǒu huí​tóu​lù.

   Whatever you choose, remember: there's no turning back.

   Source: CCMatrix