这位科学家几年前就开始试图证明这个理论的翻译：The scientist began several years ago trying to prove the theory 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The scientist began a few years ago trying to prove this theory

The scientist began several years ago trying to prove the theory

This scientist several years ago start to attempt to prove this theory

正在翻译，请等待...

The scientist began several years ago trying to prove the theory