1
interpose sth between A and B
interpose 作及物动词，表示把某物插入两个事物之间。
She interposed a cushion between the box and the screen.
她在盒子和屏幕之间插入了一个靠垫。
介于…之间；介入
先理解核心含义，再看它在真实句子里的用法。
介于…之间；介入
be or come between
She interposed a cushion between the box and the screen.
她在盒子和屏幕之间插入了一个靠垫。
将某物(或自己)插入其他事物之间。
To insert something (or oneself) between other things.
通过引入不同话题或发表评论打断对话。
To interrupt a conversation by introducing a different subject or making a comment.
提供(帮助或服务)。
To offer (one's help or services).
插在部分或事物之间；介于其间。
To be inserted between parts or things; to come between.
interpose
Base
原形
interposes
3rd person
第三人称单数
interposing
-ing
现在分词
interposed
Past
过去式
interposed
Past participle
过去分词
She often interposes a comment during the meeting.
她经常在会议期间插话。
He interposed himself between the two fighters.
他挡在了两个打架的人之间。
The manager has interposed a new rule without discussion.
经理未经讨论就插入了一条新规定。
作及物动词时表示‘插入、介入’，常搭配 between；作不及物动词时表示‘插话、干预’。
He interposed his hand between the door and the frame to stop it from slamming.
他把手伸进门与门框之间，防止门猛地关上。
May I interpose a question before you continue?
您继续之前，我可以插个问题吗？
The teacher interposed when two students would not stop whispering.
两名学生不停地小声说话时，老师插嘴干预了。
interpose 作及物动词，表示把某物插入两个事物之间。
She interposed a cushion between the box and the screen.
她在盒子和屏幕之间插入了一个靠垫。
interpose 作不及物动词，表示干预或调解，in 后接争端等对象。
The manager interposed in the dispute to calm both sides.
经理介入争端，以安抚双方。
interpose 作不及物动词表示插话，与 with 连用引出插话的内容。
He interposed with a question while she was speaking.
她说话时，他插嘴问了一个问题。
Not this
His interpose in the meeting was not welcome.
Use this
His interposition in the meeting was not welcome.
interpose 是动词，不能直接用作名词；表示‘介入、干预的行为或结果’时应用名词 interposition。把动词形式换成正确的名词，句子才符合英语语法。
Not this
The manager interposed the dispute.
Use this
The manager interposed in the dispute.
interpose 作‘干预、调停’讲时为不及物动词，不能直接跟宾语，需说 interpose in sth. 来表示‘介入某事’。加上介词 in 后，动词的搭配才正确。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
介入（两者）之间；调停
A UN envoy interposed between the two sides.
一名联合国特使在双方之间进行调停。
挡在中间；挺身干预
The guard interposed himself between the protesters and the building.
警卫挡在抗议者与大楼之间。
插话
May I interpose a remark here?
我可以在此插句话吗？
提出异议
The lawyer interposed an objection to the question.
律师对这个问题提出了异议。
设置障碍（于…之间）
The regulations interpose a barrier between small farmers and the market.
这些条例在小农户与市场之间设置了障碍。
Use interpose naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：inter（之间）+ pose（摆放）→ 把话放到别人话中间＝插嘴，也指插入、干预。
语域：formal 常见场景：academic papers、legal proceedings、formal speeches interpose 是比较正式的用词，多用于正式写作或正式发言中。作及物动词时表示“将某物插入或置于两者之间”，作不及物动词时表示“插话或干预”。在日常口语中较少使用，正式场合（如法律、学术、政治等）比较常见。
作及物动词时后接宾语；作不及物动词时不直接接宾语。
Dictionary facts from ECDICT, WIKTIONARY.