Thomas -that famous little blue tank engine -hits retirement age this year, but the plucky, imaginary locomotive shows no signs of slowing down any time soon.
Thomas is -strictly speaking -a "side tank engine" -a steam locomotive that has tanks arranged on either side of the boiler.
严格地讲，这个叫做托马斯的火车头是一个两边都装有水和燃料罐的蒸汽火车。
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Thomas - that famous little blue tank engine - hits retirement age this year, but the plucky, imaginary locomotive shows no signs of slowing down any time soon.