If you have any suggestions, you can write them down on paper and put the paper into the suggestion box. 如果有意见，可以写在纸上放进意见箱。
Businesspeople frequently joked about the suggestion box and cartoons lambasted the futility of putting ideas in the employee suggestion box. 商业人士经常对建议箱开玩笑，漫画也讽刺将这些主意放入建议箱毫无用处。
