1、switch off

關(guān)掉，關(guān)上(電燈等)

She switched off the coffee-machine.

她關(guān)掉了咖啡機(jī)。

Glass parked the car and switched the engine off.

格拉斯停好車，熄了火。

失去興趣;不考慮;不再想著;不再擔(dān)憂

Thankfully, I've learned to switch off and let it go over my head.

謝天謝地，我已經(jīng)學(xué)會(huì)了釋然，隨它去吧。

You may find you've got so many things to think about that it's difficult to switch off.

你會(huì)發(fā)覺需要考慮的事情太多了，想不操心都難。

2、vulnerable

脆弱的;易受傷害的

Old people are particularly vulnerable members of our society.

老年人是社會(huì)中尤為明顯的弱勢(shì)群體。

易感染（某種疾病）的；易患病的

People with high blood pressure are especially vulnerable to diabetes.

有高血壓的人尤其易患糖尿病。

Plants that are growing vigorously are less likely to be vulnerable to disease.

生命力強(qiáng)的植物不容易得病。

易受傷害的;易受影響的

Their tanks would be vulnerable to attack from the air.

他們的坦克易受到空襲。

a table showing which cars are most vulnerable to theft.

易被盜車輛一覽表