protect against sth(sb)意思是防范什么。 protect sth(sb) from sth(sb)意为“使...免受...的伤害。 例句: 1,He protected against dogs when he was young.他小时候防范着狗。 2,He protected himself from dogs when he was young.他小时候防范着狗,以免被狗咬伤。
短语 protect against 直接加名词~意为“防范;提防.” protect from 一般用作protect A from 意为“使A免受B的侵害/影响” 例句 1,He is always protecting against others.他总是防范着别人~ 2,He is always protecting him from danger.他总是保护着自己免受侵害~本回答被提问者和网友采纳