guarantee against

基本解释

The only guarantee against contracting HIV is to totally avoid high-risk activities.
唯一能保証預防感染人躰免疫缺損病毒（HIV）的行爲就是完全避免高風險的性行爲。
They buy home loans from lenders, package them into bonds with a guarantee against default and sell them to investors.
“兩房”從貸款商処購買住房貸款，將其轉成債券再出售給投資商，同時還提供擔保服務。
The banks will hope they have secured a guarantee against more intrusive meddling by getting the government to make a broad statement about the industry’s economic importance.
銀行將會希望它們得到一個保証，通過使政府做出對産業的經濟上的重要性做進一步的陳述來防止強制乾涉。

Some investors view the investigation as a guarantee against fraud while others view it as a paid-for whitewash.
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And at least the discipline of the election circus provides some guarantee against a successful candidate's economic profligacy, dictatorial impulses or sheer incompetence.
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Similarly, DLP is no guarantee against leaks: because it cannot tell what is in encrypted files, data can be wrapped up and smuggled out.
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