Detect unclear structure.
更致命的是美国电网的结构性老化。跨州输电线路审批动辄5—7年，变压器缺口高达30%，东西部三大电网互不联通，调度能力极弱。大量AI企业出现“机房建好、GPU插满、却无电可用”的尴尬局面，OpenAI、微软都曾因电网排队被迫闲置数万片算力芯片。
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Youth unemployment，这一点在im钱包官方下载中也有详细论述
The grocery chain, which sources all its mackerel from Scottish waters, said that from May 2026, North East Atlantic mackerel would no longer meet the supermarket's own responsible sourcing requirements.