Onyx Boox Poke5P User Manual page 48

by default.
You can select another Translate or third-party Dictionary
app as the default choice (Third-party apps require
installation first).
If you choose a third-party dictionary, the word lookup
interface will use the third-party dictionary interface
instead. You cannot use other features provided by
ONYX's word lookup function.
Online Dictionary
When the device is connected to the internet, you can
directly use Online Dictionary directly to look up words.
You can use it without installing local dictionary files, and it
currently supports Chinese and English.
Different network environments will affect the overall speed