pull device

• 下拉装置

pull device的用法和样例：

例句

1. Now they have settled on several alternatives, including a foot pedal as well as a hand-pulled device that works like a salad spinner.
   目前他们决定了几个变通方法，包括一个脚踏板，以及一个手拉装置，如同一个色拉喷头。