Everyone agreed with me, so I knew I was on firm ground.

每个人都同意我的意见，所以我知道自己立场稳固了。

《牛津词典》

This house stands on firm ground.

这房子地基牢固。

youdao

You must always build on firm ground.

你必须始终脚踏实地。

youdao

But defenders of the idea are on firm ground when they say that the practical objections to national service are wrong.

ECONOMIST: Lexington

Instead of falling off the abyss, it is on firm ground.

WHITEHOUSE: Press Briefing with Vice President Biden and Press Secretary Gibbs | The White House

Still, for Adkins and others there was nothing better than being able to put both feet on firm ground while wrapping their arms around family members.

CNN: STORY HIGHLIGHTS