jockey

那位著名的骑师将在下周的比赛中策骑夺冠热门马匹。

The famous ___jockey will ride the favorite horse in next week's race.

投资者们在市场波动中巧妙地调整仓位以获取优势。

Investors ___jockey their positions skillfully during market fluctuations to gain an edge.

这位骑师是赛马场上的常胜将军。

The ___jockey has won many championships in the horse racing circuit.