名词
中文翻译：滚轮式车厢
同义词：
['rolling stock', 'rolling carriage', 'rolling wagon']
例句：
-
1. The train wasequipped with roller sections for easy loading and unloading.
火车配备了滚轮式车厢，便于装卸货物。
-
2. The engineer carefully inspected the roller sections before starting the engine.
工程师在启动引擎之前仔细检查了滚轮式车厢。
-
3.The new design of the roller sections has greatly improved the efficiency of the train.
新型滚轮式车厢设计大大提高了火车的效率。