"Take the train" 是表示乘火车的常用短语。来源是因为 take 是乘坐的意思，the train 是火车的意思。
例句：
"I'm taking the train to New York City tomorrow." (明天我要坐火车去纽约市。)
"Are you going to take the train or drive?" (你打算坐火车去还是开车去？)
"I prefer taking the train because it's more comfortable." (我更喜欢坐火车，因为它更舒适。)