美:/lʊk əˈhed/
計劃未來
預測未來,計劃未來
We are trying to look ahead and see what our options are.
我們想作些長遠打算 看看我們都有哪些選擇
Look ahead while driving.
開車時要看前方。
When you are running, look ahead, don't look back.
跑步時往前看,别後瞻。
You shouldn't look around when driving, please look ahead.
開車時不要東張西望,往前看。
Look ahead, don't look back.
往前看,别後瞻。
Looking Back To Look Ahead.
回首往昔展望未來。
“look ahead”是一個英語短語動詞,其含義和用法如下:
基本釋義
字面意義指“向前看”,引申為展望未來、提前規劃或關注即将發生的事情。例如:
We need to look ahead to next year's budget.(我們需要提前規劃明年的預算。)
技術領域擴展含義
在計算機科學中,“lookahead”作為名詞(常連寫為“lookahead”或帶連字符“look-ahead”)指前瞻機制,用於算法或系統中預測後續步驟。例如:
The parser uses a two-token lookahead to avoid ambiguity.(解析器使用兩個符號的前瞻機制來消除歧義。)
常見搭配
She is looking ahead to her retirement.
Looking ahead, climate change will remain a key challenge.
與近義詞的對比
語法注意
作動詞短語時通常不及物,需搭配介詞(如 to)引出對象;作名詞時多為單數形式(a lookahead)。
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