Core hardness
[机] 砂心硬度
🧩 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）;
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
Oh, I'd still like to see your work.
噢 我仍然希望看到你的作品。
Please do not touch the wet paint.
油漆未干，请勿触摸。
It is about two hundred metres from his home.
汽车站离他家二百米左右。