a hedge of convention

• 因袭的障碍；习俗的束缚

a hedge of convention的用法和样例：

例句

1. Nowadays, people have shaken off the shackles of some conventions.
   今天，人们已经摆脱了一些习俗的束缚。
2. Few people can break free of traditions and customs.
   很少人能够挣脱传统和习俗的束缚。