railway traneportation

• 铁路运输

railway traneportation的用法和样例：

例句

1. Railway transportation is the vanguard of the national economy.
   铁路运输是国民经济的先行官。
2. Because of the high cost of railway transportations, we prefer sea tansportations.
   因为铁路运输费用高，我们愿意走海运。