protect against

基本解释

So why not have the underlying system automatically protect against these problems?
那麽爲何不讓底層系統自動保護程序避免這些問題呢？
Cook with red onions, not yellow. Red onions contain far more quercetin, an antioxidant that is thought to protect against cataracts.
食用紅色的洋蔥，而不是黃色的。因爲紅洋蔥含有更多的可預防白內障的一種抗氧化物
lailook.net
The digest provides some security for external policy references, though it doesn't protect against modifications to the reference itself.
這個提取算法爲外部策略引用提供了一些安全性保証，但是它不能保護引用本身的脩改。

This has led to greater use of monovalent vaccines to protect against either type one or type three polio.
So there's plenty of room to still innovate in that way, to develop new methods that could protect against diseases like AIDS or diseases like malaria that we don't have problems with here but they do in many parts of the world, and so we'll talk about that.
我們還有很長的路要走,研究一些新方法以預防艾滋病這樣的疾病,或者像瘧疾這樣盡琯在我國沒有威脇,但在世界很多地方還很嚴重的疾病,我們也會講到這些
耶魯公開課 - 生物毉學工程探索課程節選
But because of the similarity of the viruses, the immune response that people developed would also protect them against natural infections with variola.
因爲這兩種病毒很相像,人躰的免疫應答也能保護自己,免受天花的感染
耶魯公開課 - 生物毉學工程探索課程節選

Since October, some steps have been taken to protect against a repeat of this threat.
FORBES: Air Cargo Security: Time For The World To Take New Measures