play into the hands of sb.

例句：

1. 1. The company's CEOplayed into the hands of investors by promisinga significant return on investment.
   公司的首席执行官通过承诺高额的投资回报，将投资者玩弄于股掌之间。
2. 2. The political leader'sactions played into the hands of his opponents, gaining more support from the public.
   这位政治领袖的行为被对手利用，赢得了更多公众的支持。
3. 3. The scientist's findings wereinstrumental in playing into the hands of thepharmaceutical industry.
   科学家的发现对制药行业产生了重大影响，使其得以利用。