Sand core
[化] 砂芯
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
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）;
🗣️ 情景例句
Have you been getting enough rest?
你休息的足够吗？
A valiant man's look is more than a coward's sword.
勇士的神色胜过懦夫的刀剑。
philosophers by selling wisdom and priests by selling spiritual comfort.
牧师靠卖精神安慰为生。