background information of defects的用法和樣例：
例句
- Read for background information about the subject.
閱讀有關(guān)主題的背景信息。 - Good quality evidence and background information can really add to your campaign, and is essential if your campaign demands are to be credible.
高質(zhì)量的證據和背景信息可以真正為你的運動(dòng)增色不少，而且它很必要，如果你的運動(dòng)要求是可靠的。
