at length

基本解释

Gary spoke at length about the bridge.
加里讲述了那座桥的长度。
Both have advantages and disadvantages that will be discussed at length in this document.
二者都有优势和劣势，这些将在本文最后进行讨论。
‘She and William had discussed engagement at length and he had assured her that things would be formalised within weeks,’ says a friend of Kate.
“她和威廉讨论了订婚事宜，虽然订婚时间会很长，但威廉跟她保证订婚仪式将在几周内举行。”凯特的一位朋友说。

But he says it would not be right for him to speak at length about the conflict until he takes office on January 20th.
And on the few occasions that the Bible will violate this principle of - verbal economy--for example if two characters converse at length--you can be sure it's significant. You'll want to pay extra attention.
在很少情况下《圣经》才会违反文字的简洁原则,-比如说，如果两个人物详细的交谈,你就可以肯定它很重要，需要特别注意。
耶鲁公开课 - 旧约导论课程节选
You've read the short article he has in the Jewish Study Bible, but he's also written about this at great length in other places.
你们已经读到过他在《犹太读经》里的短文，在其他的地方他也写过这些伟大的语句。
耶鲁公开课 - 旧约导论课程节选

The CPA did, however, allow an IRS agent to interview the taxpayer at length.
FORBES: Representation Before the IRS