1.If they continued to consider ways to group proposals, that could be a very lengthy discussion.
如果继续考虑提案分类方法，可能需要很长的讨论时间。
2.After a lengthy discussion with his wife for two weeks, he decided to use the second largest room as his study.
他跟妻子商量了两个星期以后，才决定把面积第二大的一个房间当做书房。
3.A thorough treatment of the theory of sets would require a lengthy discussion which we regard as outside the scope of this book.
关于集合理论的透彻的分析需要进行冗长的论述，这已经超出了本书的范畴。
4.The scope of this paper does not permit lengthy discussion of this much argued question.
本文的篇幅不可能涉及这种范围很广泛的争论。
5.We cannot expect the jvm to optimize away all the dynamic semantics of ruby which is a different and lengthy discussion altogether.
我们不能期望JVM优化所有Ruby的动态语义，这是另一个很长的话题了。
6.After lengthy discussion they managed to strike a bargain.
经过长时间的磋商，他们达成交易。
7.They had a lengthy discussion about how to carry out the plan.
就如何实施这个计划他们讨论了很久。
8.After a lengthy discussion about passports, I reminded him he needed a visa.
在讨论了很长时间护照问题之后，我提醒他，他需要签证（visa）。
9.He has a lengthy discussion about the controversies surrounding String Theory, which he describes as "speculative" ;
他有一个漫长的围绕弦论的争论，他定性为“探索性的”；