desert和dessert的发音和意思有什么区别?

desert [简明英汉词典]
[di5zE:t]
n.沙漠, 应得的赏罚, 功过
adj.沙漠的, 不毛的, 荒凉的
vt.放弃, 遗弃, 逃跑
vi.逃掉, 逃亡, 开小差
dessert [简明英汉词典]
[di5zE:t]
n.餐后甜点
They are the same in pronunciation, but the meaning is different from each other quite significantly, so you need not to distinguish them clearly.