President Trump welcomed Jensen Huang, the chief executive of the chip giant Nvidia, late Tuesday onto Air Force One as he headed to Beijing for a summit with China’s leader. 周二晚些时候，特朗普在“空军一号”上迎来了芯片巨头英伟达首席执行官黄仁勋。他即将前往北京，与中国领导人举行峰会。 Mr. Huang, who leads the…