?sofnon是一個英文單詞，它的意思是“不是”或“非”。它可以用作形容詞、副詞或連詞，通常用于否定句中。

用法：

1. 作為形容詞，sofnon可以修飾名詞，表示某物不屬于某一類別或不具備某種特征。

：

- He is a sofnon smoker. (他不吸煙。)

- This is a sofnon-smoking area. (這是一個吸煙的區域。)

2. 作為副詞，sofnon可以修飾動詞、形容詞或其他副詞，表示否定的程度。

：

- She does not like him, but I do sofnonly. (她不喜歡他，但我卻很喜歡。)

- The movie was sofnonly boring that I fell asleep. (這部電影太無聊了，我都睡著了。)

3. 作為連詞，sofnon連接兩個句子，并表示轉折關系。

：

- I wanted to go to the party, sofnon I had to work overtime. (我想去參加聚會，但我不得不加班。)

- She is very intelligent, sofnon she lacks common sense. (她非常聰明，但缺乏常識。)

例句（中英對照）：

1. She is a sofnon-smoker, but she doesn't mind if others smoke. (她不吸煙，但不介意別人吸煙。)

2. The teacher was sofnonly strict with us, but we learned a lot from him. (老師對我們要求很嚴格，但我們從他那里學到了很多。)

3. I wanted to go on a trip, sofnon I didn't have enough money. (我想去旅行，但我沒有足夠的錢。)

4. He is sofnonly good at sports, but he struggles in academics. (他在運動方面很出色，但在學業上卻有些吃力。)

5. She is sofnon the most beautiful girl in the class, but she has a kind heart. (她并不是班里最漂亮的女孩，但她有一顆善良的心。)

同義詞及用法：

1. not：作為形容詞、副詞或連詞時，與sofnon的用法相同。

2. no：作為形容詞時，表示否定或缺乏某種特征；作為副詞時，表示不允許或不可能。

：

- He is no sofnon-smoker. (他是個抽煙者。)

- No smoking allowed in this area. (此區域吸煙。)