形容词最高级: the most leading
This is the main reason， but not the most leading cause.
是主要原因，但不是最主要的原因。She was leading at the half-way mark.
赛程到一半时是她领先。
He's leading in the presidential race.
他在总统竞选中领先。
Graf was leading 5-1 in the first set.
格拉夫在首盘比赛中以5-1领先。
These are the leading first-round scores.
这些是第一轮比赛的领先成绩。
She had a leading role in shaping party policy.
该党奉行何种政策，她起着主导作用。
