1787 cast doubt on

今天我们要学的词是 cast doubt. To cast doubt on 或是 cast doubt over something 意思是让人对某事产生怀疑。Mixed economic data has cast doubts over the pace of growth in the job market . 好坏参半的各种经济数据让人们对就业市场的增长速度产生了怀疑。有人相信，赤脚跑步有利健康。不过，Recent studies cast doubt on the benefits of barefoot-running. 最新的一些研究对赤脚跑步的好处提出了质疑。Disputes and delays have cast doubts on Brazil's preparation for the 2014 World Cup. 各种争议和工期延迟让大家对巴西主办2014年世界杯的准备进度产生了怀疑。今天我们学习的词是 cast doubt, cast doubt, cast doubt...