| 单词 | supernumerary | 
| 释义 | Word Frequency supernumerary(ˌsuːpəˈnjuːmərərɪ, -ˈnjuːmrərɪ) adjective 1.  exceeding a regular or proper number; extra  2.  functioning as a substitute or assistant with regard to a regular body or staff  nounWord forms:  plural -aries 3.  a person or thing that exceeds the normal, required, or regular number 4.  a person who functions as a substitute or assistant 5.  an actor who has no lines, esp a nonprofessional one Word origin C17: from Late Latin supernumerārius, from Latin super- + numerus number | 
	
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