And why is there a rhyming coupler at the end?

为什么结尾会有押韵的结束语？

Uh, does this train car have the original link-and-pin coupler or the Miller Hook and Platform?

请问这辆火采用了最初的链式钩，还是米勒钩呢?

Is the seafood risotto being served on a train car with the original link-and-pin coupler or the Miller Hook and Platform?

海鲜调味饭将出现在配有原装链式钩的火餐桌上，还是在装有有米勒钩的火餐桌上呢?

Indeed, the fleet features 40 sleeper carriages fitted with showers, a club car for dining and new engineering in the couplers to prevent shunting from waking resting passengers.

事实上， 这支队拥有 40 节配备淋浴的卧铺厢、一辆用于用餐的俱乐部厢和耦合器中的新工程， 以防止分流唤醒正在休息的乘客。