起到帮助作用英语怎么说

在英文中，“起到帮助作用”可以用以下表达来表示：
be of help
be of assistance
be useful
serve a purpose
play a role
这些表达均有帮助、协助、有用、有意义和扮演角色的意思。下面是一些例句和它们的中文翻译：
Your advice was really of help to me. (你的建议对我真的很有帮助。)
The teacher's assistance was crucial in completing the project. (老师的帮助在完成这个项目中至关重要。)
This tool has been useful in fixing the car. (这个工具在修理汽车时很有用。)
The medicine served its purpose and helped me feel better. (药物起到了它的作用，帮助我感觉好多了。)
The company's new marketing strategy played a key role in its success. (公司的新营销策略在其成功中起到了关键作用。)
希望这些信息对你有所帮助。