Boxless mold
[机] 无箱砂模, 脱箱砂模
🧩 词语组成解析
mold
[mold]
n. 模子;模式;类型;霉;
vt. 塑造;浇铸;用模子做;用泥土覆盖;
vi. 对…产生影响，形成;发霉;
🗣️ 情景例句
It's important
这是很重要的
The master always exacts quality work from his students.
老师常常要求学生们认真踏实的完成功课。
but it was not until 1869,
但直到1869年，