verb · to unscrew or twist off a lid or cap

他拧开了矿泉水瓶盖。

verb · to turn a door handle or knob to open a door

她轻轻拧开房门，走了进去。

verb · to turn on a faucet or switch by rotating a knob

我拧开了洗手池的水龙头。

verb · to force or twist something apart by hand or with tools

他用力拧开了生锈的铁丝。