
美:/'baɪ ðə taɪm/
时候
等到;到…的时候;在……以前
By the time the first season began, more than 35,000 people had signed up.
在第一季开播之前 已经有超过3.5万人报名
By the time he ***d, he was a millionaire.
到他去世的时候,他已是一位百万富翁。
By the time you get there the meeting will be over.
等你到了那里的时候,会议就该结束了。
By the time we had made landfall the boat looked ten years older!
等到我们登陆时,这艘船看似已老了10年!
By the time this gets into print, they'll already have left the country.
这篇东西发表的时候,他们将已经离开这个国家了。
By the time our officers arrived, the dead and the dying were everywhere.
当我们的警官到达的时候已是遍地尸首和垂死的人。
"by the time" 的详细解释
"by the time" 是英语中常见的时间状语短语,用于表示某一动作发生时,另一动作已经完成或达到某种状态。其核心含义强调时间节点前后的逻辑关系,通常引导时间状语从句,主句则描述该时间点之前已发生的结果或状态。
"by the time" 的结构为:by the time + 从句(描述某一事件或时间点),主句需根据语境选择时态。例如:
By the time I arrived at the station, the train had left.(我到车站时,火车已离开)
By the time you read this email, I will have left the company.(当你读到这封邮件时,我将已离职)
By the time the firemen arrived, the house was burned down.(参考来源:Cambridge Dictionary)
By the time she realized her mistake, it was too late to fix it.(参考来源:Oxford Learner's Dictionaries)
根据《朗文英语语法》 与《柯林斯英语用法》,"by the time" 属于复合时间连接词,需严格遵循时态呼应规则,以避免逻辑混淆。例如:
By the time the meeting started, everyone had submitted their reports.(会议开始时,所有人已提交报告)
: 参考《朗文英语语法》(Longman English Grammar)
: 参考《柯林斯英语用法》(Collins COBUILD English Usage)
by the time 是一个介词短语,主要有以下两种含义:
到…时候为止:表示某一动作或状态在特定时间点之前已经完成或存在,强调截止时间前的完成性。
等到…的时候:描述某一事件发生时,另一动作已完成或某种状态已存在。
by the time 的时态搭配需根据语境灵活处理:
主句用完成时:
主句用一般过去时:仅描述过去某一时间点的状态,不强调动作完成。
总结
by the time 的核心功能是标记时间节点并强调该节点前的完成性动作或状态。使用时需特别注意主从句的时态协调:完成时突出“已完成”,一般时仅描述“当时状态”。与 before 相比,其语义更精确,适用于需要明确时间截止点的场景,如学术研究、法律文书或叙事性文本。
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