工程师们拆解了这款手机，试图通过逆向工程来复制其电池技术。

The engineers disassembled the phone to ___reverse-engineer its battery technology.

工程师们通过逆向工程分析了竞争对手的产品，以改进自己的设计。

The engineers ___reverse-engineered their competitor's product to improve their own design.