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
Where are the shopping carts?
购物车在哪儿？
Yes. And something else, please don't borrow my clothes without asking.
是的。还有一件事，没问过我，请别拿我的衣服。
It was half past four. Everything was ready.
一切都准备好。