音標(biāo)發(fā)音英式音標(biāo) [?k?n?vek.??n ?sel]美式音標(biāo) [?k?n?vek.??n ?sel]英式發(fā)音 美式發(fā)音 基本解釋對流圈。同根派生 convection cell相關(guān)詞英英字典劍橋英英字典 the circular pattern of a gas, such as air, or a liquid, such as magma (= melted rock under the surface of the earth), rising and falling as it becomes hotter and coolerconvection cell劍橋字典convection cell柯林斯字典