vertical tabulator key

例句：

1. 1. Thevertical tabulator key is used to controlthe speed of the printing process.
   垂直制表键用于控制打印过程的速度。
2. 2. The verticaltabulator key is a crucial component inthe operation of the printer.
   垂直制表键是打印机操作中的关键部件。
3. 3. The verticaltabulator key allows for easy adjustment ofthe printing speed and quality.
   垂直制表键使轻松调整打印速度和质量成为可能。