protect from/against用法及造句.

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protect from 保护...不受(使...免于)如：The sheep jammed together to protect from the cold.这些绵羊为了御寒紧紧地挤在了一起.protect against 反对...以保护如：The vaccine was used to protect the whole po... protect from 保护...不受(使...免于)如：The sheep jammed together to protect from the cold.这些绵羊为了御寒紧紧地挤在了一起.protect against 反对...以保护如：The vaccine was used to protect the whole po...