And actually, there is an important precedent for such a pause from the 1970s, when scientists got together to call for a moratorium on the use of molecular cloning, until the safety of that technology could be tested carefully and validated.
实际上，在1970年代， 有一个类似这样暂缓的重要例子， 当时科学家们聚集在一起， 呼吁暂缓使用 "分子克隆"， 直到那个技术可以 安全地被小心测试并验证。