dissipate
v
1 [I, Tn] (cause sth to) scatter or vanish (使某事物)消散, 消失
The mist quickly dissipated as the sun rose. 太阳升起时雾很快就消散了.
Her son's letter dissipated all her fears and anxiety. 她儿子的来信消除了她一切恐惧和焦虑.
2 [Tn] waste (time, money, etc) foolishly 浪费(时间、 金钱等)
dissipate one's efforts, energies, fortune 浪费自己的精力、 体力、 财产.
I suggest that we ask users of this machine what they think about it. We can photograph them using it too. Then we can put their comments at the top of the advertisement in big print. We can bring in some humour too. People enjoy reading humorous ads.