防止… be protected against
insure against sth
It is possible to insure against almost any loss.
几乎为任何可能的损失投保都是可行的。
insure sb/oneself/sth against sth
Insurance companies will insure ships and their cargoes against loss at sea.
保险公司会给船只及其货物做海上保险。
I insured my house against fire.
我给我的房子保了火险。
Every father should insure himself against premature death or prolonged illness for the sake of his wife and children.
为了妻子和孩子,每位父亲应该为自己英年早逝或久病不愈保险。
insure sb against v-ing
Proper clothing insured us against suffering from the cold.
适当的服装使我们免受寒冷之苦。
insure against sth
The directors will take steps to insure against possible failure.
董事们将采取措施,以防可能出现的失败。
They insured against defeat by concentrating a superior force.
他们集中优势兵力,以保证不致失败。
insure sb/sth against sth/v-ing
Good habits insure one against infections.
良好的卫生习惯会使人不生传染病。
We must insure the state property against loss.
我们要保证国家财产不受损失。
More care will insure you against making so many mistakes.
多加注意就会保证你少犯错误。
Carefulness insures you against errors.
工作细心可使你避免发生差错。