英语逗号打法：英文输入法下，按下键盘上的逗号键即可输入英文逗号。
详细解答：
英语逗号在英文中使用广泛，用于分隔句子中的各成分，起到连接、断开、强调等作用。正确使用英语逗号可以使句子更加清晰易懂，而错误的使用则会导致句子含义模糊、语义不清。因此，了解英语逗号的使用规则十分重要。
英语逗号使用的基本规则：
1.用逗号隔开相同类别的短语或成分。例如：I bought some apples, bananas, and oranges.
2.用逗号隔开序列中的最后两个成分，有时可省略。例如：She was shy, quiet, and studious.（逗号可省略）
3.用逗号表示对话中的暂停或断断续续。例如："Well," he said, "I don't know."
4.用逗号隔开两个并列的独立子句，连接两个句子。例如：The sun was shining, and the birds were singing.
5.用逗号隔开一个从句和主句。例如：While I was cooking, the phone rang.
注：以上是英语逗号使用的基本规则，具体使用时需要根据实际语境和需要作出适当的调整。
举例说明：
1. 用逗号隔开相同类别的短语或成分：
She bought a new dress, shoes, and a handbag.
The restaurant serves Chinese, Japanese, and Korean cuisine.
2. 用逗号隔开序列中的最后两个成分：
He went to the store to buy bread, milk, and eggs.
She is friendly, confident, and outgoing.
3. 用逗号表示对话中的暂停或断断续续：
"Well," he said, "I'm not sure what to do."
4. 用逗号隔开两个并列的独立子句：
I don't like coffee, but I love tea.
He played football all day, and he was exhausted by the evening.
5. 用逗号隔开一个从句和主句：
Because it was raining heavily, we stayed inside.
Although he was tired, he continued to work.
操作步骤：
1. 在任意编辑软件（如Word、Notepad等）中打开文档。
2. 选择英文输入法。
3. 在键盘上找到逗号键（通常位于M键的左边）。
4. 点击逗号键即可输入英文逗号。
总结：
英语逗号是英文中使用最广泛的标点符号之一，它的使用可以使句子更加准确、清晰。正确使用英语逗号需要遵循一定的规则，确保语言表达的准确性和清晰度。
