n.线人，提供赛马情报的人(常指贩卖情报者)，(犯罪行为等的)举报者，告密者

原形：tipster复数：tipsters

The tipster received a phone call from an anonymous source, revealing inside information about the match.
线人从匿名消息源那里接到了电话，透露了关于比赛的内部信息。
The football tipster was famous for his accurate predictions, and subscribers eagerly awaited his weekly picks.
足球预测员以其精准的预测而闻名，订阅者们热切期待他每周的选择。
The tipster's advice on stock market investments proved to be lucrative for many investors.
该投资建议者对股市的投资建议对许多投资者来说是盈利的。
She turned to the horse racing tipster for guidance, hoping to increase her winnings.
她求助于赛马预测专家，希望能增加她的奖金。
The bookmaker heavily discounted the tipster's underdog selection, thinking it would not win.
书maker对这位专家的冷门选择给出了大幅度的赔率折扣，认为它不会获胜。
After a losing streak, the tipster decided to take a break and reassess his strategy.
在连续输掉之后，这位专家决定休息并重新评估他的策略。
Many fans followed the tennis tipster's advice, but only a few managed to win big.
许多球迷遵循了网球预测者的建议，但只有少数人能大获全胜。
The tipster's newsletter contained not only sports bets but also financial insights.
这份预测者的通讯不仅包含体育赌注，还包含金融洞察。
The tipster's credibility was questioned when he consistently picked losing teams.
当他连续选择输球队伍时，他的可信度受到了质疑。
Despite the skepticism, the basketball tipster had a knack for picking winners.
尽管有人持怀疑态度，这位篮球预测者却有挑选赢家的天赋。