1.At first, this discussion of incentives and seat belts might seem like idle speculation.
乍一看,这种关于激励与安全带的讨论似乎是毫无根据的猜测。
2.Idle speculation, I admit.
我承认,这是无聊的推测。
3.Is this just idle speculation, or is an online world actually in the works for the franchise?
这只是闲置的投机活动,或者是网络世界中的专营权的作品是什么呢?