a vacuity of taste的用法和样例：
- A vacuity of taste;a vacuity of emotions.
- a vacuity of taste; a vacuity of emotions.
- I've got a cold, so I've lost my sense of taste.
- There is a great prosperity of material wealth in modern society, whereas there is a vacuity of people's mental world.
- I've got a cold and so I have no taste/have lost my sense of taste.