美国至5月31日当周初请失业金人数四周均值 23.5万人，前值由23.075万人修正为23.05万人。

Group 1 - The core point of the article indicates that the initial jobless claims in the U.S. for the week ending May 31 averaged 235,000, with the previous value revised from 230,750 to 230,500 [1]