用法：

“stepping stone”是可数名词，字面意思是“垫脚石”，和中文完美对应。和中文中的“垫脚石”一样，stepping stone 的引申义也很常见。当我们想表达“A 是 B 的敲门砖”就可以说“A is a stepping stone to B”。 

例句：

场景：我们经常会说想升职需要有良好的业绩 

A good track record is widely considered a stepping stone to promotion. 

👉 a good track record 表示业绩，

场景：抖音先是在国内火起来的，产品在得到验证之后才在其他国家流行起来

TikTok's popularity in China turned out to be a stepping stone to its success overseas. 

👉 注意TikTok的大小写，

翻译：

好习惯是成功的垫脚石。 

Good habits are stepping stones to success.

参考翻译：Good habits are a stepping stone to success. 

 Good habits are stepping stones to success. 

造句：

Many university students now see diploma as a stepping stone to a good job.

Failure is widely considered a stepping stone to success.