1A field or piece of ground on which agricultural labour is carried out (now rare).
2A sphere of work, an area of activity or responsibility.
Late 17th century; earliest use found in Thomas Tryon (1634–1703), vegetarian and author.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。