Home/semicylindersemicylinder/sem-ee-sil-in-der, sem-ahy-/US // ˌsɛm iˈsɪl ɪn dər, ˌsɛm aɪ- //半圆柱体,半圆筒,半圆柱形,半圆筒型Definitionsn.名词 noun1: half of a cylinder divided lengthwise.Level 4Browse all words →