foot pedal

基本解释

Its name comes from the days when you had to use a foot pedal on the pipe organ to sustain notes.
它的名字来源于以前那些为了让管风琴持久发生而要用脚踩的踏板。
A work tool control lock is used to prevent the work tool control from engaging when the foot pedal is in the second position or the third position.
当所述脚踏开关在所述第二位置或者第三位置时作业工具控制锁用来防止所述作业工具控制器启动。
ip.com
Moreover Anti slipway, are not stable on sand, because it discusses plane surface exaggeratedly foot pedal.
此外，防滑道建在沙土上不稳定，因为它涉及了平坦表面上的夸张的脚踏（板）。

The Chaos Pad can simulate that a whammy bar, a foot pedal, or any other hardware can do.
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ENGADGET
When you take your foot off the pedal, it's hard to get it back.
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