单词 | lookahead |
释义 | lookahead/ˈlʊkəhɛd/noun 1The action or an act of considering what is likely to happen, or of calculating what can happen, in the (immediate) future. 2 Computing. More fully carry-lookahead. A method in computational arithmetic whereby the individual elements of an adder are capable of determining when addition performed by preceding stages will generate output which has to be carried to subsequent stages; an implementation of this method. adjective Of or relating to the action of calculating what can happen in the (immediate) future; designating something which does this.
OriginLate 19th century; earliest use found in Theodore Roosevelt (1858–1919). From look + ahead, after to look ahead. |
随便看 |
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。