expand one level
英 [ɪkˈspænd wʌn ˈlevl]
美 [ɪkˈspænd wʌn ˈlevl]
网络 展开一层
双语例句
- One is to expand the capacities of the railway transportations quickly. It is estimated that national commercial mileage will be increased by 28,000 km and will reach around 100,000 km in 2020. The other one is to improve the technical level of equipments quickly.
一是快速扩充运输能力，预计未来17年铁路要新增营业里程28000km，到2020年全国铁路营业里程将达10万km左右。