unbeknown，读音为：[ˌʌnbɪˈnəʊn]

释义为：adj. 未知的；不知道的。

用法：用作形容词，表示“未知的；不知道的”。

双语翻译：Its unbeknown to me that she was pregnant.我不知道她已经怀孕了。

请注意，unbeknown to sb的意思是“某人不知道某事”，其中to是介词，后面接人。因此，上述翻译中的句子“我不知道她已经怀孕了”是正确的表达。

unbeknown的释义：

1. adj. 未知的；未被知道的

2. prep. 不知道；未被知道地

unbeknown的用法：

1. 用作形容词，表示“未知的；未被知道的”。

2. 用作介词，表示“不知道；未被知道地”。

unbeknown的翻译举例：

1. She went to bed without telling anyone what she had done, unbeknown to anyone else what she had achieved.

她独自一人上床睡觉，没有告诉任何人她做了什么，也没有人知道她取得了什么成就。

常见用法有：It is unbeknown to sb that...（某人并不知道…）。

以上内容仅供参考，建议查阅英语原著或咨询专业人士获取更多信息。

unbeknown，意为“未知的，未被知晓的”，可以作为形容词或副词，表示“未被知晓的，未被认识的”之意。以下是unbeknown的一些用法和翻译举例，以及一些常见短语：

1. be unbeknown to sb：意为“对某人来说未知的，未被知晓的”，可以翻译为“某人对某事一无所知”。

例句：The truth about his illness was unbeknown to his family. （他生病的真相对他的家人来说是未知的。）

2. without the knowledge of sb：意为“在某人的意识之外，未被某人知晓”，可以翻译为“某事未被某人知晓”。

例句：The theft was carried out without the knowledge of the bank. （盗窃行为是在银行不知情的情况下实施的。）

3. unknown quantity：意为“未知数，未知因素”，可以翻译为“某个事物或因素尚未被认识或了解”。

例句：He is a unknown quantity in this field. （在这个领域里，他还是一个未知因素。）

4. unbeknown to oneself：意为“未被自己认识的，未被自己察觉的”，可以翻译为“自己未意识到某事的存在或重要性”。

例句：He was unbeknown to himself a talented artist. （他未意识到自己是一个有天赋的艺术家。）

5. unknown quantity in sth：意为“某事中的未知因素”，可以翻译为“某事中存在一个未知因素”。

例句：He is a potential threat in the upcoming election as he is a known unknown quantity in the political field. （在即将到来的选举中，他是一个潜在的威胁，因为在政治领域中，他是一个已知的未知因素。）

6. unknown to history：意为“未被历史记载的，未被历史所记录的”，可以翻译为“某个事件或人物未被历史所记载”。

例句：The discovery of a new planet has been unknown to history for thousands of years. （几千年来，发现新行星的事件一直未被历史所记载。）

7. unknown quantity in sth to sb：意为“对某人来说未知的事物或因素”，可以翻译为“某人未意识到某事的存在或重要性”。

例句：He is a newcomer in this field and his work is unknown to many people. （他在这个领域是一个新人，他的工作对许多人来说是未知的。）

8. unbeknown to sb until sth happens：意为“直到某事发生前，某人一直未意识到某事的存在或重要性”，可以翻译为“某人一直未意识到某事的存在或重要性，直到某事发生后才有所察觉”。

例句：He had been unbeknown to him until now that he had a talent for music. （直到现在他才意识到自己有音乐天赋。）

9. unbeknown to sb until they do sth：意为“直到某人做某事后才知道”，可以翻译为“某人一直未意识到某事的存在或重要性，直到他们做某事后才有所察觉”。

例句：She had been unbeknown to her until she saw her photo that she had a relative in the United States. （直到看到她的照片后她才知道她在美国有一个亲戚。）

10. unknown to the public/general public/ordinary people/the public at large/the general public at large/the majority of the public/the vast majority of the public/the majority of ordinary people/the vast majority of ordinary people/the majority of the general public/the vast majority of the general public until now/until recently/until now that they have become famous/famous/famous for their achievements/famous for their achievements after their death/famous after their death/famous until now that they have become famous/famous for their achievements after their death/famous for their achievements after their death after their death after their death after their death after their death after their death after their death after their death after their death after their death after their death after their death after their death after they have become famous/famous for their achievements/famous for their achievements and have become well-known/famous/famous and well-known to the public at large/the majority of the public at large/the vast majority of the public at large。这些短语都表示某个事物或事件在大众中未被知晓或了解。