ward off

US /wɔːrd ˈɔːf/
UK /wɔːrd ˈɔːf/
"ward off" picture
1.

避开, 挡开, 防止

prevent someone or something unpleasant from harming or coming close to one

:
She carried an umbrella to ward off the sun.
她带着一把伞来抵挡阳光。
He tried to ward off the attackers with a stick.
他试图用棍子击退袭击者。