Joseph Schermack is generally credited with producing the first stamp vending machine.
约瑟夫·舍马克通常被认为是第一个邮票自动贩卖机的制造者。
2
Now they use postage meters. Postal workers could stamp about a dozen letters in a minute with this machine.
而现在他们用上了盖戳机。当时，邮局工人用这种机器一分钟大约能盖十二封信。
3
Drop hammer: a machine consisting of an anvil or base aligned with a hammer that is raised and then dropped on molten metal used to forge or stamp the metal resting on the anvil.