Lookahead search is a well-known technique for improving greedy algorithms.

对于贪婪算法的改进，前向搜索是一种众所周知的技术。

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In fact, many well designed languages are fully deterministic and require no lookahead at all.

事实上，许多精心设计的语言是完全确定性的，根本不需要前向环视。

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A fast carry-skip adder is proposed based on variable-sized two-level block carry-lookahead logic.

提出了一种基于方块超前进位的快速进位跳跃加法器。

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Studies have compared all the different types of observations (including surface weather stations, balloons and aeroplanes, etc) ingested in weather models and found that Metop data makes the largest contribution to the accuracy of 24-hour lookahead, at around 25%.

BBC: When 'state of the art' is also years old