火车的英文是：train。
英 [treɪn] 美 [treɪn]
第三人称单数：trains；复数：trains；现在分词：training；过去式：trained；过去分词：trained。
例句：
1. The train should have slowed down.
那列火车早就该减速下来。
2. However, if you train your diaphragm to push down.
不过如果你训练自己把横隔膜往下压。
3. How do they train themselves to be so impervious to reality?
右翼是如何训练自己对现实如此无动于衷的？
4. They watched the train until it disappeared in the distance.
他们一直注视着火车，直到它消失在远方。
5. Is this your train?
这是你的火车吗？
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