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来源:雅诚德英语网
Before 1815 manufacturing in the United States had been done in homes or shops by skilled artisans.
1815年以前,美国的产品制造是由熟练的工匠们在家里或商店里完成的。
Before 1815 manufacturing in the United States had been done in homes or shops by skilled artisans.
1815年以前,美国的产品制造是由熟练的工匠们在家里或商店里完成的。