too 指超过了承受能力或程度，即程度加到了不适当的地步。
very 用于加强程度，可修饰褒义词和贬义词。
参考例句
1. I find him a very wise man. 我发现他是一个很聪明的人。
2. The memory of odors is very rich. 记忆中的气味是非常丰富的。
3. They study very hard. —So they do. 他们学习十分努力。的确如此。
英英解释
adj.
1. precisely as stated
2. being the exact same one; not any other: adv.
1. used as intensifiers; `real' is sometimes used informally for `really'; `rattling' is informal
2. precisely so
