1、Snap off a twig
啪地一下折斷一根樹枝

2、About five o 'clock it was blue enough outside to snap off the light.
五點(diǎn)左右，外面天色更藍(lán)，屋子里的燈可以關(guān)掉了。

3、Change the channel. Snap off the radio.
換臺，關(guān)掉收音機(jī)。