WASHINGTON, June 1 (Xinhua) -- The White House said on Saturday that U.S. President Donald Trump will soon announce a new nominee for the head of NASA, following his decision to withdraw former ...

据彭博社，美国总统 Donald Trump 于 2025 年 5 月 30 日在宾夕法尼亚州的 US Steel 工厂表示，将把钢铁进口关税从 25% 提高至 50%，以支持 US Steel 与日本新日铁（Nippon Steel）之间的收购交易，并保护美国本土钢铁工人。