Because of the type of merchandise, we can only ship by rail .

由于商品种类的关系，我方只能用火车来运送。

youdao

Raw materials and labour come by ship , rail or road.

从水上、铁路和公路运来原料和工人。

《牛津词典》

Now only 2% of freight between Turkey and western Europe is carried by rail. Some 22% goes by road and 75% by ship.

现在，土耳其和西欧之间的货运仅有2%通过铁路完成，大约22%的货运通过公路，75%则通过海路。

youdao

If Keystone XL does not become a reality, oil producers in Canada have several alternatives for reaching the U.S. One option is to ship by rail.

FORBES: If U.S. Says No To Canadian Oil Sands Pipeline, China Will Say Yes

Since then, all staff employed by the ship's owners have completed mandatory safety training and are not required to stand on the rail.

BBC: Fisherman who fell overboard was 'not wearing life jacket'