https://www.youtube.com/watch?v=HCDyqRervmE
To use quick translation with the input box, please make sure you have enabled this option in the settings.

You can choose different end symbols, such as: >>, >, $, ##.

Usage: Content to Be Translated + End Symbol + Language Code.
For example:
When you enter "Nice to see you /ko" in the input box, it will be translated into Korean
Content to Be Translated: Nice to see you
End Symbol: /
Language Code: ko
"ko" is the language code for Korean. To translate to another language, simply replace "ko" with the corresponding language code.