IDK

IDK, maybe we should just go with plan B and see how it goes?我不知道，也许我们应该直接执行B计划，看看进展如何？

IDK who approved that change — it wasn't discussed in any of the meetings I attended.我不知道是谁批准了那个改动——在我参加的任何会议上都没有讨论过这件事。