Stepping stone
n. 垫脚石, 跳板
🧩 词语组成解析
[计] 步进式, 改变
stone
[ston]
n. 石头;宝石;矿石;（膀胱或肾脏中的）结石;
vt. 向扔石块;用石头铺;以石掷向;除（水果的）硬核;
adj. 石制的;石头似的;[S-]石器时代的;粗陶制的;
adv. 石一般的;
🗣️ 情景例句
Oh, not at all. We're still eating.
噢， 没关系 。我们还在吃着呢。
I ask him to do the washing now.
我要求他现在做洗涤工作。
First of all, it's been improved. And it's bigger, although it's more expensive.
首先，它已作了改进。而且机子较大，尽管价格贵些。