N
an excercise and athletic contest in which competitors try to jump the farthest distance possible from a standing start from a fixed board or mark 立定跳远
[美国英语]
The Securities and Exchange Commission is in the middle of a broad market review of their influence on the markets, whether they are getting special access that allows them to jump in front of other traders unfairly and whether they can make mistakes that pose big risks to market stability.