Definition of lookahead in English:

lookahead

noun ˈlʊkəhɛd

1The action or an act of considering what is likely to happen, or of calculating what can happen, in the (immediate) future.
2Computing. 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 ˈlʊkəhɛd

Of or relating to the action of calculating what can happen in the (immediate) future; designating something which does this.

Origin

Late 19th century; earliest use found in Theodore Roosevelt (1858–1919). From look + ahead, after to look ahead.

Definition of lookahead in US English:

lookahead

nounˈlʊkəhɛd

1The action or an act of considering what is likely to happen, or of calculating what can happen, in the (immediate) future.
2Computing. 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.

adjectiveˈlʊkəhɛd

Of or relating to the action of calculating what can happen in the (immediate) future; designating something which does this.

Origin

Late 19th century; earliest use found in Theodore Roosevelt (1858–1919). From look + ahead, after to look ahead.

词汇	lookahead
释义	Definition of lookahead in English: lookahead noun ˈlʊkəhɛd 1The action or an act of considering what is likely to happen, or of calculating what can happen, in the (immediate) future. 2Computing. 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 ˈlʊkəhɛd Of or relating to the action of calculating what can happen in the (immediate) future; designating something which does this. Origin Late 19th century; earliest use found in Theodore Roosevelt (1858–1919). From look + ahead, after to look ahead. Definition of lookahead in US English: lookahead nounˈlʊkəhɛd 1The action or an act of considering what is likely to happen, or of calculating what can happen, in the (immediate) future. 2Computing. 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. adjectiveˈlʊkəhɛd Of or relating to the action of calculating what can happen in the (immediate) future; designating something which does this. Origin Late 19th century; earliest use found in Theodore Roosevelt (1858–1919). From look + ahead, after to look ahead.
随便看	birds birdseed birdseeds bird's-eye bird's-eye chilli Birdseye, Clarence bird's-eyed bird's-eye maple bird's-eye pepper bird's-eye view bird's-foot bird's-foots bird's-foot trefoil birdsfoot trefoil birdshot bird's-nest bird's-nester bird's-nest fungus bird's-nesting bird's-nest orchid bird's nest soup bird's-nie birds of a feather flock together birds of a feather flock together birds of paradise