鬆綁

松绑
sōngbǎng
  1. to untie
  2. (fig.) to ease restrictions

CEDICT

Entry Composition

1 鬆 sōng
  1. loose
  2. to loosen
  3. to relax
  4. floss (dry, fluffy food product made from shredded, seasoned meat or fish, used as a topping or filling)
2 綁 bǎng
  1. to tie
  2. bind or fasten together
  3. to kidnap