不过，拍卖要求有“如果他认为她认为我认为他那么认为”的推理链条，而这种链条往往存在薄弱环节。
But auctions require "if he thinks that she thinks that I think that he thinks" chains of reasoning that tend to have weak links.
如果说覆盖面是此次新法案的战略据点，那么成本控制则是其薄弱环节。
If coverage is the new law's strong point, cost control is its weakness.
如今越来越多的消费者涌入苹果于2007年推出iPhone的高端市场，那么对于三星来讲，智能手机阵容薄弱一直是其弱点所在。
A poor lineup of smartphones has been a weak point for Samsung as consumers increasingly move into the high-end segment that Apple jump-started with the iPhone in 2007.
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