您要查找的是不是：
- Railroad trains and buses are public conveyances. 火车和公共汽车是公共交通工具。
- We walked as far as the railroad station. 我们走到火车站那样远的地方。
- A host of friend meet him at the railroad station. 一大群朋友在火车站迎接他。
- We will send the goods by railroad. 我们将用铁路运输货物。
- Have they broken ground for the new railroad? 他们有没有开工建造那条铁路？
- The railroad gives free transportation for a certain amount of baggage. 铁路免费运送的行李是有一定数量的。
- We are fully aware of the gravity of the situation. 我们十分清楚形势的严峻性。
- Moon's weak gravity let the gasses slip away into space. 月球的微弱引力允许气体逃到太空里去。
- Follow the railroad track about100 meter. 顺着铁路走大约100公尺。
- Jupiter, with august gravity, sitting in the midst. 朱庇特威风凛凛地坐在当中。
- The stone rolled down the hill by gravity. 石头在重力作用下向山下滚去。
- A host of friends met him at the railroad station. 一大群朋友在火车站迎接他。
- What is the force of gravity at sea level? 海平面的地球引力多大?
- Building the new railroad will be a mammoth job. 修建那条新铁路将是一项巨大工程。
- He could hardly keep his gravity. 他忍不住要笑出来。
- There are a lot of people in the railroad station. 火车站里有许多人。
- She does not know the gravity of her illness. 她不知道自己病情严重。
- The operation of a railroad needs many men. 铁路的营运需要很多人。
- The street paralleled the railroad. 那条街与铁路平行。
- It's a long way to the railroad station. 到火车站路程很远。
