第一项始终是图钉的来源。总体可信度是各份资料对上方所用开始和结束时间支持程度的加权平均;资料每比最新的一份旧 180 天,权重减半。
Happened as dated, per the source: the tunnel "was officially opened on May 6, 1994," presided over by Queen Elizabeth II and President Mitterrand.
FD Engineering documentary on the Channel Tunnel, the same real-world subject as this pin’s 1994 opening.[1]
Wikipedia confirms the tunnel was "officially opened" on May 6, 1994 by the same two heads of state, while noting full public passenger service did not begin for several months and freight service started June 1, 1994 - matching the pin's stored date while adding useful nuance.
History.com states the Channel Tunnel was opened in "a May 6, 1994 ceremony presided over by England's Queen Elizabeth II and French President Francois Mitterrand," matching the pin's stored date exactly.
有遗漏或错误吗?用你自己的话说明:能佐证此图钉的链接、不同的开始或结束日期及理由,或缺失、有误的信息。AI 会对照此图钉的来源进行核实,搜索更好的来源,并添加任何支持你说法的页面。图钉自身的来源仍然最重要。