| 单词 | contractor | 
| 释义 | Word Frequency contractor(ˈkɒntræktə, kənˈtræk-) noun 1.  a person or firm that contracts to supply materials or labour, esp for building 2.  something that contracts, esp a muscle  3.  law a person who is a party to a contract 4.  the declarer in bridge   | 
	
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