fight off

基本解释

Here he starts with an advantage. Unlike the LDP, the DPJ government will not have to fight off a parallel party power structure when it makes policy.
在这一点上，他有一项优势，即社民党不需要向自民党那样在制定政策时同党内的平行势力做斗争。
Icelandic breakfast cuisine – a hearty and hot breakfast to fight off the dark, icy mornings is what’s needed here.
在冰岛，人们需要一顿营养丰盛又热气腾腾、能够击退清晨之黑暗和冰冷的早餐。
Always remember to fight off a hurdle by facing it, not by running away from it.
永远记住，击退障碍，需要勇敢面对，而不是逃离躲避。

So,they lack the immunity to fight off the disease.
He is against singling out a particular citizen or group of people to go off and fight.
他反对特定挑选某个公民,或某个群体去参加战斗。
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Some people can fight the brain off in this case, and control their food intake, maintain a healthy diet, and maintain a normal weight, but the number of such people in the population is shrinking by the day.
有些人可以抵制大脑的控制,控制食物的摄入量,维持健康饮食保持正常体重,而今,这类人的数量日益减少
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This is necessary for you to finish the game and fight off stronger off stronger enemies.
FORBES: Tomb Raider Is Brilliant, Brutal Bliss

If you fight off something, for example, an illness or an unpleasant feeling, you succeed in getting rid of it and in not letting it overcome you.
If you fight off someone who has attacked you, you fight with them, and succeed in making them go away or stop attacking you.