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Oftentimes, [clause]
用于句首，表示频率，相当于“often”，但更正式。
Oftentimes, he arrives late.
时常地，他迟到。
常常；经常；往往
先理解核心含义，再看它在真实句子里的用法。
常常；经常；往往
many times at short intervals
Oftentimes, he arrives late.
时常地，他迟到。
常常,频繁
many times at short intervals
Oftentimes, I like to read a book before going to bed.
我时常喜欢在睡前读一本书。
Oftentimes, the best ideas come when you least expect them.
最好的想法时常在你最不经意的时候出现。
Oftentimes, a simple apology can resolve a misunderstanding.
一个简单的道歉时常能解决误会。
用于句首，表示频率，相当于“often”，但更正式。
Oftentimes, he arrives late.
时常地，他迟到。
用于句中，修饰谓语动词。
She oftentimes forgets her keys.
她时常忘记带钥匙。
Not this
It is an oftentimes occurrence.
Use this
It is a frequent occurrence.
将副词'oftentimes'误用作形容词来修饰名词，应改用形容词'frequent'。
Not this
I don't oftentimes go there.
Use this
I don't often go there.
在否定句中通常使用'often'而非'oftentimes'，因为'oftentimes'更正式且多用于肯定句。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
人们常常
Oftentimes people underestimate the power of habit.
人们常常低估习惯的力量。
常常在……的时候
Oftentimes when I travel, I forget something.
我旅行时常常忘东西。
常常很困难
It is oftentimes difficult to stay focused.
保持专注常常很困难。
常常被忽视
This detail is oftentimes overlooked.
这个细节常常被忽视。
常常意味着
Success oftentimes means hard work.
成功常常意味着努力工作。
常常，黑暗势力为了引我们走向毁灭，会对我们讲出真话。
Oftentimes, when this line is quoted from Shakespeare's Macbeth, it is Banquo's warning that evil can gain our trust with true words before destroying us.
人们常常引用莎士比亚《麦克白》中班柯的这句警告：邪恶势力会用真话赢得我们的信任，然后再毁灭我们。
Use oftentimes naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 oftentimes 拆成 often + times：often（常常）加 times（次数），意为‘一次又一次，常常’。记住‘often 的多次’，拼写自然记得。
语域：formal 常见场景：正式写作、书面语、演讲 通常用于正式或书面语境，多出现在文章、报告或演讲中，口语中较少见。
常出现在句中（动词前）或句首，表示'时常'。
Dictionary facts from ECDICT, WIKTIONARY.