ShellenbergerˈʃelənbərɡərCOCA¹¹⁶¹⁶⁷ 基本例句 n.谢伦伯格¹⁰⁰ “ We should be spending billions on R&D for new technologies, ” says Michael Shellenberger, president of the Breakthrough Institute. “ We're not.” “我们应该在新技术的研发上投入数十亿美元，”突破研究所所长迈克尔.谢伦伯格说，“我们却没有。” yeeyan