一、核心语义解析

双重语义特征：

• 预期反差型：表示实际结果与预期相反，常位于句末

           例句：I thought she would refuse, but she agreed after all.（我以为她会拒绝，但终究同意了）

• 事实提醒型：用于强调重要事实或理由，多置于句首

           例句：After all, he's been studying English for 10 years.（毕竟他已学英语十年）

二、用法详解

1. 位置规律

2. 搭配模式

• 让步转折：but/though + after all
           Though inexperienced, he managed it after all.（虽无经验，终究完成了）

• 因果论证：after all + 原因从句
           We should forgive him, after all he's only 15.（该原谅他，毕竟才15岁）

三、常见错误警示

典型误用纠正：

• 错误："I finally passed the exam after all."
           正确："I thought I'd fail, but passed after all."（finally与after all语义重复）

• 错误："After all, let's start the meeting."
           正确："Let's start the meeting after all."（误用事实提醒型句式）

四、近义短语辨析

五、情景应用训练

填空练习：

1. I know it's expensive, but ______ we need it for work.

2. She said she wouldn't come, but ______ she arrived at the party.

3. ______, he's your brother. You should forgive him.

对话模板：

A: How did the interview go?
B:after all.

六、拓展知识

学术写作中的应用：

• 用于缓和论点：
           "The hypothesis may not hold universally. After all, cultural contexts vary significantly."

• 在数据解读中：
           "The results were unexpected. After all, previous studies suggested..."