alone作形容詞意思是單獨的、獨自一人、孤單的。alone作副詞意思是獨自地、僅僅。alone比較級：aloneer，alone最高級：aloneest。alone的短句搭配：be alone是孤獨的；feel alone感到孤獨；leave alone聽其自然；let alone更不用說；look alone顯得孤獨；seem alone似乎是孤獨的。

　　Alone的例句：I like being alone in the house.我喜歡獨自一人待在家里。I’m going to London by myself next week.我準備下星期一個人去倫敦。I want to finish this on my own.我想獨自完成這項工作。

　　Sam was very lonely when he first moved to New York.薩姆剛搬到紐約時非常寂寞。He was sitting alone at a table in a wine bar,smoking a big cigar.他獨自一人坐在酒吧的一張桌旁，抽著一支大雪茄。

　　I quite understand that you need some time alone.我很理解你需要獨自靜一會。Would you mind leaving us alone for a few minutes?你不介意讓我們單獨待一會吧？