cement mixer
柯林斯词典
1. N-COUNT A cement mixer is a machine with a large revolving container into which builders put cement, sand, and water in order to make concrete. 混凝土搅拌机
返回 cement mixer
1. N-COUNT A cement mixer is a machine with a large revolving container into which builders put cement, sand, and water in order to make concrete. 混凝土搅拌机