她深深沉迷于社交媒体，几乎无法自拔。

She was in the ___thrall of social media and could hardly break free.

那些可怜的村民成了暴君的奴隶，被迫日夜劳作。

The poor villagers became the tyrant's ___thralls, forced to work day and night.

他沉迷于网络游戏，无法摆脱这种精神束缚。

He couldn't escape the ___thrall of online games.