"[step] on the gas" 的定义和意义

What is the origin of the idiom "step on the gas" and when to use it?

The idiom "step on the gas" has its origin in the early 20th century, specifically in the automotive industry. It refers to the action of pressing down on the accelerator pedal in a vehicle to increase its speed. The phrase became popularized during the rise of automobiles and the widespread adoption of internal combustion engines. It is commonly employed in competitive situations, such as sports, business, or academic pursuits, where individuals are encouraged to push themselves beyond their current level of performance.