名词 doughnut:

1. a toroidal shape

2. a small ring-shaped friedcake

doughnutn.油炸圈饼；环状物doughnut tyre超低压轮胎doughnut hole中白令海公海的俗称；<美>甜甜圈空洞（是指很多医疗保险针对处方药所提供的补贴覆盖不到的部分）doughnutshapedadj.环形的doughnut fibre环形截面纤维doughnut model环状模型doughnut former糖纳子成形器doughnut kidney环状肾doughnut shapedadj.环形的doughnut cutter糖纳子切割机doughnut cooker油饼锅