他把小石子放进弹弓，瞄准了远处的易拉罐。

He placed a small stone in the ___slingshot and aimed at the distant soda can.

这款新应用让公司在市场上获得了快速发展的动力。

The new app gave the company a ___slingshot in the market.

车手利用弹弓效应在最后一个弯道超越了领先者。

The driver employed the ___slingshot to pass the leader in the final turn.