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
You drink too much. I think you're hooked on alcohol.
你喝得太多了。你是不是喝酒上瘾了？
What's the rate for a station wagon?
租一辆客货两用轿车要多少钱？
The Native Americans caught and trained them and were then able to use them to carry their goods when they travelled from one camping ground to another.
美洲土著人捕捉野马，加以驯服。