Auto ground: Automatic ground balance - raise search coil off ground, press the auto ground button, lower the coil to the ground, and release the button for precision auto-balancing.

自动地面：地面自动平衡-提高搜索起飞地面线圈，按auto按钮地面，降低线圈到地面，并释放精密自动按钮平衡。

youdao

He lost his balance and fell to the ground.

他失去平衡摔倒在地上。

《牛津词典》

The question we should ask is whether we need balance or just to be able to stand on solid ground?

我们应该问的问题是我们是否真的需要平衡，还是只需要站在生活中站稳脚跟？

youdao

Girls with cheeks smeared with thanaka (sun block made from ground tree bark) balance two to a bicycle.

BBC: A new dawn in Burma

However, in order for this process to be successful, it has to take into consideration the actual realities on the ground, not the immediate balance of power in Iraq.

NPR: Scoring the War in Iraq: Who's Winning?

The protester either was knocked off balance or fell to the ground on his own.

WSJ: Bloomberg's Bum Rush Backfires