V-ERG
（使）脱离;（使）松开;解开;拆开
If you disengage something, or if it disengages, it becomes separate from something which it has been attached to.
例句
She disengaged the film advance mechanism on the camera...
她松开了照相机上的送片装置。
John gently disengaged himself from his sister's tearful embrace...
约翰轻轻推开抱着他哭泣的妹妹。