roll train
noun
: a set of plain or grooved rolls (as in a rolling mill) for rolling metal into various forms
Word History
First Known Use
1854, in the meaning defined above
| 单词 | roll train |
| 释义 | roll trainnoun : a set of plain or grooved rolls (as in a rolling mill) for rolling metal into various forms Word HistoryFirst Known Use 1854, in the meaning defined above |
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