同学你好，该知识点来自沪江网校《低起点直达CATTI二级（笔译+口译）【随到随学班】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学好~
tie down 绑住，束缚住
We'd agreed from the beginning not to tie each other down.
我们一开始就说好了不会互相束缚。
The reason he didn't have a family was that he didn't want to be tied down.
他没有成家的理由是不想被捆住手脚。

tie it down 将其捆住

祝同学学习进步~