1. leave out
核心词义：
① 遗漏，省略(高考最高频，侧重故意或无意漏掉关键内容);② 不考虑，不包括(熟词生义，表将人或事物排除在特定范围或活动之外)
常见搭配：
leave out an important detail/key data 遗漏重要细节/关键数据
leave sb. out of sth. 把某人排除在某事之外
例句：
The editor asked him to leave out the redundant paragraph to shorten the article and make its logic clearer.
编辑让他删掉多余的段落，以缩短文章篇幅并让逻辑更清晰。
2. leave behind
核心词义：
① 遗留，落下(高频，侧重因匆忙、疏忽将物品遗忘);② 抛下，抛弃(熟词生义，可指抛弃人、旧事物或过往经历);③ 使落后(熟词生义，高考高频，表在发展、竞争中领先他人，使对方处于落后状态)。
常见搭配：
leave behind a bag/ID card 落下包/身份证
leave behind one’s family 抛下家人
leave others behind 超越他人
例句：
She was in such a hurry to catch the train that she left her ID card behind at the hotel front desk.
她急于赶火车，把身份证落在了酒店前台。
With continuous efforts in training, he managed to leave all his competitors behind in the final race of the tournament.
凭借持续的训练努力，他在锦标赛决赛中成功超越了所有对手。
3. leave off
核心词义：
① 停止，中断(高考核心，侧重停下正在进行的动作、工作或谈话，后续可继续，后接doing形式);② 不再穿/用，戒掉(低频，后接衣物、不良习惯类名词，语境较生活化)。
常见搭配：
leave off working/studying 停止工作/学习
leave off smoking/drinking 戒烟/戒酒
leave off where one stopped 从上次停下的地方继续
例句：
We had to leave off the meeting early because of the sudden power outage, and planned to continue the next day.
由于突然停电，我们不得不提前结束会议，并计划第二天继续。
4. leave aside
核心词义：
① 搁置，暂不考虑(高考高频，侧重为优先处理更重要的事，暂时放下某问题、争论);② 撇开，抛开(熟词生义，表抛开分歧、个人情绪、偏见等主观因素)
常见搭配：
leave aside differences/disputes 搁置分歧/争议
leave aside personal feelings/prejudices 抛开个人感情/偏见
例句：
Let’s leave aside the debate about costs for now and focus on the feasibility of the project, which is the top priority.
我们现在先搁置关于成本的争论，专注于项目的可行性——这是当前的首要任务。
核心区别：
1. leave out表示遗漏具体的细节或者数据，leave behind 则表遗留具体的物品
2.leave out做“不考虑”解时，指“将...排除在外，不纳入考虑的范围”，而leave aside指“暂时搁置”情绪、分歧等。
巩固练习
1. In order to reach a consensus on the project plan, both sides agreed to ________ their personal prejudices and focus on the common interests of the team.
A. leave out B. leave behind C. leave off D. leave aside
2. The writer accidentally ________ a key data in the research report, which led to the misunderstanding of his findings by the reviewers.
A. left out B. left behind C. left off D. left aside
答案：D A
