adj.未说出口的；收回的
动词unsay的过去式和过去分词.
I think some things are better left unsaid. 我觉得有些实情还是不说的好。
Their unsaid objections were almost palpable to the rest of the group. 他们未用言语表达的反对对于小组中其他的人来说实在是再清楚不过了
