1
reread sth
reread 是及物动词，直接跟宾语；过去式和过去分词都与原形同形。
She reread the email before sending it.
她发送邮件前又把邮件读了一遍。
重读；再读
先理解核心含义，再看它在真实句子里的用法。
重读；再读
read again; read anew
She reread the email before sending it.
她发送邮件前又把邮件读了一遍。
重新阅读。
To read again.
以新方式阅读或诠释。
To read or interpret in a new way.
reread
Base
原形
rereads
3rd person
第三人称单数
rereading
-ing
现在分词
reread
Past
过去式
reread
Past participle
过去分词
I reread each chapter twice.
我每章都重读两遍。
She reread the letter yesterday.
她昨天重读了那封信。
He has reread the book many times.
他已经重读这本书很多次了。
reread 的过去式与过去分词同为 reread，不要写成 rereaded。
I need to reread this chapter before the test.
我需要在考试前重读这一章。
She reread the email several times to make sure she understood it.
她把电子邮件重读了好几遍，以确保自己理解了。
After finishing the novel, he enjoyed rereading his favorite parts.
读完这部小说后，他喜欢重读自己最喜欢的部分。
reread 是及物动词，直接跟宾语；过去式和过去分词都与原形同形。
She reread the email before sending it.
她发送邮件前又把邮件读了一遍。
宾语也可以是 what 引导的名词性从句，what 在从句中充当宾语。
He reread what he had written and made a few changes.
他又读了一遍自己写的内容，并做了几处修改。
for 短语用来说明重读的目的。
I reread the article for a better understanding.
为了理解得更透彻，我把这篇文章重读了一遍。
Not this
I rereaded the book yesterday.
Use this
I reread the book yesterday.
reread 是不规则动词，过去式与原形相同（仍是 reread），不能像规则动词那样加 -ed 构成 rereaded。yesterday 提示过去时，因此用 reread 即可。
Not this
Please reread the instructions again.
Use this
Please reread the instructions.
reread 的前缀 re- 已经表示“再次、重新”，再用 again 会造成语义重复。要表达“再读一遍”直接用 reread；若不用 reread，则说 read ... again。
Not this
I want to reread in this novel.
Use this
I want to reread this novel.
reread 是及物动词，后面直接跟宾语，不需要介词 in；中文可说“重读这本小说”，英文中 reread 直接接 the novel。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
重读一本书
I like to reread a book I loved in high school.
我喜欢重读高中时钟爱的一本书。
重读说明
Please reread the instructions before starting the exam.
开始考试前请重读说明。
重读一段文字
It helps to reread a passage aloud if it confuses you.
如果一段文字让你困惑，大声重读会有帮助。
仔细重读
Before you submit, reread carefully for typos.
提交前仔细重读，检查有没有错别字。
重读那封信
He reread the letter before replying.
他在回复前重读了那封信。
Use reread naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
re-（再/又）+ read（读）→ 重读一遍。记成“又读一次”。
语域：neutral 常见场景：academic study、proofreading、leisure reading 该词为中性动词，日常口语和书面语中都比较常见；通常表示“再次阅读”，多用于学习、复习、校对等需要重读文本的场合。
过去式和过去分词与原形拼写相同，均为 reread。
Dictionary facts from ECDICT, WIKTIONARY.