她解开了小狗的绳索，让它自由奔跑。

She ___unleashed the dog's leash to let it run freely.

他们决定解除合同，不再受其约束。

They decided to ___unbind themselves from the contract and its obligations.

在升级软件之前，你需要先解绑所有连接的外部设备。

Before upgrading the software, you need to ___unbind all connected external devices.