The first recorded use of OK was in the spring of 1839by the Boston Morning post.

OK有记录的用法首次出现在1839年春季的波士顿晨报上，现摘录如下。

youdao

The first recorded use of OK was in the spring of 1839by the Boston Morning post.

OK有记录的用法首次出现在1839年春季的波士顿晨报上，现摘录如下。

youdao