one of the largest US trade unions. It was established in 1936 as the Steel Workers' Organizing Committee for steel, iron and tin workers, and took its present name in 1942. It now includes workers in other industries, such as rubber and plastics. 美国最大的工会之一。它成立于1936年,最初是钢铁,铁和锡工人的钢铁工人组织委员会,并于1942年更名。现在它包括橡胶和塑料等其他行业的工人。