我的生日就是密码英文

the code is my birthday

如果不是照字面逐字翻译，而是翻译意思的话，标准说法是
The password is my date of birth.

the numbers which consists my date of birth is the password

The secret code is the date of my birth.

The password is my birthday

吟得一辈子好诗 说的对！ The code is my date of birth