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call button /ˈkɔːl ˈbʌtən/ n

中文：呼叫按钮

中文 · 呼叫按钮Español · pulsador de llamadaFrançais · bouton d’appel
Meaning：Button that is pressed to summon the elevator car.
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Found in these illustrated scenes（2）

Elevator Walkie-talkie

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