您要查找的是不是：
- If they encounter an unknown character in their input. 方法在其输入中遇到未知字符,它们将调用。
- Method if the operation encounters an unknown character or surrogate pair in the input. 如果编码操作在输入中遇到未知字符或代理项对,则该操作将调用。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- He looks a suspicious character. 他像个可疑的人。
- The leading role is played by a complete unknown. 演主角的是一个毫无名气的演员。
- Success and wealth transformed his character. 成功和财富改变了他的性格。
- The star of the film is a previously unknown actor. 这部电影里的明星以前是个默默无闻的演员。
- Its greater part is unknown to me. 它的大部分对我是未知的。
- He was an unknown painter one year ago. 一年前，他还是一个不为人知的画家。
- The book depicts him as a rather unpleasant character. 这本书把他刻画成一个相当令人讨厌的人物。
- I wish this book was written in bigger character. 我希望这本书的字再大一点儿。
- This is a fact hitherto unknown. 这是一个至今无人知道的事实。
- A quantity of unknown numerical value. 未知数数值不明的一个数量
- He is remembered for the nobility of his character. 他因品质高尚而被人怀念。
- Kate is in bad with Lucy for some unknown reason. 因为某些不为人知的原因，凯特和露西关系不好。
- The squad leader was a vividly drawn character. 班长是个刻画得很生动的人物。
- We use x as the symbol for an unknown quantity. 我们用x表示一个未知数。
- The twin brothers are far apart in character. 那两个孪生兄弟的性格相差很远。
- It is no safe wading in an unknown water. 不知水深浅，涉水不安全。
- The investigation was tabled for reasons unknown. 不知何故调查延缓进行。
