工程师按下按钮，使机器手臂脱离固定装置。

The engineer pressed the button to ___disengage the robotic arm from its fixture.

他感觉不舒服，便悄悄地从聊天中退了出来。

Feeling uncomfortable, he quietly ___disengaged from the conversation.

她迅速挣脱了对方的手，跑向安全的地方。

She quickly ___disengaged from the person's grip and ran to safety.