这种毒液是一种强效麻痹剂，能在接触后迅速使肌肉失去知觉。

The venom is a potent ___paralyzer, causing rapid loss of muscle sensation upon contact.

过度分析有时会成为决策的阻碍，让人无法采取行动。

Over-analysis can be a ___paralyzer, making it hard to take any action.