cement mixer
柯林斯詞典
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. 混凝土攪拌機
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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. 混凝土攪拌機