台阶

Mind the steps when you go downstairs.

Thanks to the advanced technology, the output of the factory has mounted a new step.

concrete steps

go down/descend the steps

go up/ascend the steps

a flight of steps; a stair

He felt very embarrassed and yet had no idea how to extricate himself from the situation. / Though extremely embarrassed by the situation, he couldn't find a face-saving way out.

Give them an out.

bench lava

bench blasting