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vestibule door /ˈvɛstɪbjˌuːl ˈdɔː/ n

中文：通道门

中文 · 通道门Español · puerta del entradaFrançais · porte d’accès de plate-forme
Meaning：Sometimes sliding door on the threshold plate at the top of the steps, providing access to the car.
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Found in these illustrated scenes（1）

Passenger car

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