| 单词 | travail | 
| 释义 | Word Frequency travail(ˈtræveɪl) literary noun 1.  painful or excessive labour or exertion 2.  the pangs of childbirth; labour verb 3. (intransitive) to suffer or labour painfully, esp in childbirth Word origin C13: from Old French travaillier, from Vulgar Latin tripaliāre (unattested) to torture, from Late Latin trepālium instrument of torture, from Latin tripālis having three stakes, from trēs three + pālus stake | 
	
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