Core refractoriness
[机] 砂心耐火度
🧩 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）;
[化] 耐火度\\n[医] 不应性, 难治
🗣️ 情景例句
I took a month off for a holiday.
我休了一个月假。
The baby will be a great architect.
那个婴儿将会成为大建筑家。
Autumn is a busy season. The days get shorter and the nights get longer.
秋天是繁忙的季节。白天逐渐变短，夜晚则渐渐变长。