China’s antimonopoly regulator said on Monday that Nvidia, America’s leading chip maker, had violated the country’s antitrust law, the latest sign of tension between Beijing and Washington. 中国反垄断监管机构周一表示，美国领先芯片制造商英伟达违反了中国的反垄断法。这是中美关系紧张的最新信号。 The announcement…