The noise was such as to wake the entire neighborhood.
噪音如此大，结果吵醒了整个街区.
这是AI回复的句子,
①The noise was such ... "was such"根据翻译为什么会被翻译成"噪音如此大"？这句话也没提到噪音
②而且形容词应不应该用such.
请问这是什么语法结构及用法？以及这里such的用法