囚犯的双脚被铐上了沉重的镣铐。

The prisoner's ankles were locked in heavy ___manacles.

警察用手铐将嫌疑人铐住以防止他逃跑。

The police ___handcuffed the suspect to prevent him from running away.

过时的传统观念就像枷锁，束缚着他的创造力。

Outdated traditions are like ___manacles that limit his creativity.