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
I'm not only willing to help, I'm willing and able.
我不但示意帮忙，而且能够帮上忙。
Choose a wife rather by your ear than your eye.
选妻，最好用耳莫用眼。
'I've just arrived by train,' she said.'I'm coming to see you.
“我刚下火车，”她说，“我这就来看你。