n.

1. 脚镣；手铐[C][P1]
2. 枷锁，桎梏，束缚[P1]
3. 钩环，钩链[C]

vt.

1. 给……带上镣铐
2. 束缚，羁绊[H]
   Industrialists can not afford to be shackled by the ideologies of politicians.

   工业家可不能被政客的意识形态束缚住。

3. 用钩环扣住，用钩链将……连在一起

n.

1. (shackles) a pair of fetters connected by a chain, used to fasten a prisoner's wrists or ankles together.
   ▸restraints or impediments.
2. a metal link, typically U-shaped, closed by a bolt and used to secure a chain or rope to something.

v.

1. chain with shackles.
2. restrain; limit.