In 1929 he received his first industrial-design commission to contemporize the appearance of a duplicating machine by Gestetner.

1929年，他接受了基士得耶的第一个工业设计任务，使一台复印机的外观现代化。

They are not duplicating what we have done.

不会重复我们已经做过的事情。

Duplicating the text layer for the Rollover state.

复制字体图层为翻转按钮。

One of them suggests duplicating the clever people.

他们中的一个建议复制聪明的人。