1、 It is already obvious that all four American systems have leapfrogged over the European versions.
显然，美国的全部4套系统已经超越了欧洲的版本。
来源:
2、 Dutch companies have leapfrogged their UK counterparts, nearly doubling their share of women directors to 12.3 per cent.
荷兰公司后来居上超过英国，其女性董事的比例已经提高一倍，达到12.3%。
来源:
中