Pit pony
（从前在煤矿中运煤的）小马
📖 牛津释义
pit pony
pony used (esp formerly) underground in a mine to pull heavy loads （尤指旧时的）矿井下运输用的小马.
🧩 词语组成解析
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
pony
['pəuni]
n. 矮种马，小型马;25 英镑;
vt.&vi. 用注解书学习;付清;
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
His parents anticipate Gary's return home will be soon.
凯利的双亲认为他不久就会回家。
They lived there before they came to China.
在他们来中国前。