美股半导体板块表现强势,截至发稿,博通(AVGO.US)涨超4%,AMD(AMD.US)涨超4.7%,台积电(《星空彩票app》TSM.US)涨超3%,高通(QCOM.US)涨超2.3%,英伟达(NVDA.US)涨超1.4