Core mud
[机] 砂心泥
🧩 词语组成解析
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
mud
[mʌd]
n. 泥，泥淖;没价值的东西，污物;<美俚>咖啡;诽谤的话;
vt. 抹泥;钻入泥中;
🗣️ 情景例句
I hope they aren't lost.
但愿没丢才好。
Yesterday was Sunday.
昨天是星期日。
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。