field of definition

基本解释

Any initializations that occur at the point of field definition are executed.
執行所有出現於域定義的初始化動作；
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The necessary condition of a function being an elementary function is that the function is a continuous function in the field of definition.
函數爲初等函數的必要條件是函數在定義域內爲連續函數。
The issue of Federal sponsorship of foreign research into the emerging field of high-definition television took center stage at Congressional hearings today.
由聯邦政府贊助外國從事高清晰度電眡這門新興技術的研究，今天在國會聽証會成爲中心議題。

True door-to-door field sales is almost extinct, and has of necessity become a hybrid by our definition.
FORBES: What is Inside Sales? The Definition of Inside Sales
The definition of a concussion does not require a player to be unconscious and motored off the field.
FORBES: The Death of the NFL