1 [C] a plan or idea that sb mentions for sb else to discuss and consider 建议；提议: May I make a suggestion ? 我可以提一个建议吗？Has anyone got any suggestions for how to solve this problem? 这个问题怎么解决，谁有什么建议吗？

2 [U] putting an idea into a person's mind; giving advice about what to do 暗示；提示；启发

3 [sing] a slight amount or sign of sth 微量；细微的迹象