doughnut
n. 炸面包圈,甜甜圈;环状物,(尤指某些类型的粒子加速器的真空)环形室(=donut)
n.油炸圈饼n.圆环图
electrofishing mensurability oocyst subhepatic tassel下载迅蛙App
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n. 炸面包圈,甜甜圈;环状物,(尤指某些类型的粒子加速器的真空)环形室(=donut)
n.油炸圈饼n.圆环图
electrofishing mensurability oocyst subhepatic tassel