ward off

基本解釋

They do have tools to try to ward off deflation, and should use them.
他們確實擁有努力消除通貨緊縮的手段，必須利用它們。
But you can help ward off heart disease – and many other health risks – through eating wisely and taking exercise while you are on board.
但是，如果保持正確的飲食習(xí)慣以及在船堅持鍛煉，是可以脫離心臟病和其他疾病對健康的威脅的。
Though some genuinely wanted to make the system a bit fairer, most saw it as a good way to ward off any attempt at nationalisation by the new black government.
雖然有些人是真的希望使這個系統(tǒng)更公平，但是大多數(shù)人覺得這是一個很好地方式，可以應(yīng)對新黑人政府民族化的企圖。

The sad thing is that the majority of people that are killed by malaria are children because there immune system is not strong enough to ward off this infection."
The superfluous action suggests that there was something more at stake, perhaps, than Saint Ebba's attempt to ward off sexual assault.
過多的行動表明，有比,圣人Ebba試圖保護自己不受侵犯更有風(fēng)險的東西。
耶魯公開課 - 彌爾頓課程節(jié)選
You blame yourself as a victim of trauma for not having the sufficient vigilance in your outer cortex to ward it off.
你會因為你的腦皮層,不能有效保護你不受創(chuàng)傷危害,而成為創(chuàng)傷受害者。
耶魯公開課 - 文學(xué)理論導(dǎo)論課程節(jié)選

The idea is to ward off rapidly growing competitors Liberty Tax Service and Jackson Hewitt.
FORBES: Magazine Article

To ward off a danger or illness means to prevent it from affecting you or harming you.