railway engine

• 火车头

railway engine的用法和样例：

例句

1. An engine is coupled to a railway train.
   火车头与车厢挂在一起。
2. He lost one of the pieces of his model engine.
   他的火车头模型缺了一个零件。
3. An engine emits smoke from its funnel into the air.
   机车通过烟囱把烟排入空气里。
4. The engine pulled a long line of freight cars.
   这台机车拉了一长列货车。