come up with 想出,提出(计划、想法等);设法拿出(所需钱款)
No one has come up with a definitive answer as to why this should be so
对于为什么应该是这样,还没有人想出最终确定的答案。
2. Now that advertisers are again in the dark about which half of their budget is wasted, they are “going to have to just spend more”.
in the dark about (对…)一无所知,毫不知情
Workers were kept in the dark about the plans to sell the company.
工人全然不知出售公司的计划。