-
有五大模式运输模式：飞机，汽车，铁路，水路和管道运输。
There are five major transport modes: air, truck, rail, water and pipe.
youdao
-
铁路、公共汽车、煤气和电力公司都是公用事业。
Railroads, bus lines, gas and electric companies are public utilities.
youdao
-
铁路、公共汽车、煤气和电力公司都是公用事业。
Railroads, bus lines, gas and electric companies are public utilities.
youdao