常見例句雙語例句Expands using many switchboards the small exchange network to support VLAN, relaying and the spanning tree agreement medium-size network;利用多個交換機將小型交換網(wǎng)絡擴展為支持VLAN，中繼和生成樹協(xié)議的中型網(wǎng)絡； 返回 medium-size network