1
someone's uncle
表示亲属关系，指父亲的兄弟或母亲的兄弟。
He is my uncle.
他是我叔叔。
叔叔；伯父；舅舅；姑父；姨父
先理解核心含义，再看它在真实句子里的用法。
叔叔；伯父；舅舅；姑父；姨父
the brother of one's father or mother, or the husband of one's aunt
He is my uncle.
他是我叔叔。
中文中因父系/母系及长幼有不同称呼
父母的兄弟或父母姐妹的丈夫
The brother or brother-in-law of one’s parent.
无线电通话中用于表示字母U的明码词
radiotelephony clear-code word for the letter U.
父亲或母亲的兄弟；姑母或姨母的丈夫
the brother of your father or mother; the husband of your aunt
父母的表兄弟
The male cousin of one’s parent.
My uncle lives in Chengdu and teaches at a middle school.
我叔叔住在成都，在一所中学教书。
AI contextual example
We often stay with my uncle when we travel to Beijing.
我们去北京旅行时，常常住在叔叔家。
AI contextual example
Both of my uncles love cooking and often make dinner together.
我的两个叔叔都喜欢做饭，还经常一起做晚饭。
AI contextual example
he played uncle to lonely students
他像叔叔一样照顾那些孤独的学生
WordNet
表示亲属关系，指父亲的兄弟或母亲的兄弟。
He is my uncle.
他是我叔叔。
用于称呼，通常在名字前加Uncle。
Uncle John is coming to dinner.
约翰叔叔要来吃晚饭。
直接称呼长辈，不带名字。多用于口语。
Can I have some candy, Uncle?
叔叔，我能吃点糖吗？
Not this
I have a uncle.
Use this
I have an uncle.
中文中无冠词概念，学习者常忽略以元音音素开头的单词前应使用'an'。
Not this
His 叔叔 is a doctor.
Use this
His uncle is a doctor.
中文对父系和母系男性长辈有不同称呼（叔叔、舅舅等），但英语统用'uncle'，直接套用中文具体称谓会导致错误。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
我的叔叔
My uncle is coming to visit us tomorrow.
我的叔叔明天来看我们。
有钱的叔叔
He inherited a lot of money from his rich uncle.
他从他有钱的叔叔那里继承了很多钱。
最喜欢的叔叔
She always talks about her favorite uncle.
她总是谈起她最喜欢的叔叔。
山姆大叔（指美国政府或美国人）
Uncle Sam needs you to join the army.
山姆大叔需要你参军。
认输
The bully finally said uncle after the fight.
那个恶霸打架后终于认输了。
认输，投降
The bully wouldn't stop until his victim said uncle.
那个恶霸直到受害者认输才罢休。
美国政府（拟人化称呼）
Uncle Sam wants you to pay your taxes.
美国政府希望你纳税。
认输，求饶
He finally cried uncle after losing three games in a row.
连输三局后，他终于认输了。
山姆大叔要你！
Uncle Sam wants you to join the military.
山姆大叔要你参军。
叫叔叔！
He wouldn't say uncle no matter how hard they tickled him.
无论他们怎么挠他痒痒，他就是不肯叫叔叔认输。
Use uncle naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆 uncle 发音类似“昂口”，想象叔叔昂首挺胸，很有气势。
常见场景：家庭、日常对话、称呼 作为亲属称谓，通常中性，多用于家庭和日常非正式场合；比喻义较为正式。
These words share the spelling ending '-cle' but none rhyme with 'uncle' because 'uncle' has the vowel /ʌ/ followed by /ŋ/, while these have various vowels and no /ŋ/ sound before the /kəl/.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.