SlackBuildsOrg/misc/moedict-desktop.app

Moedict-desktop is an offline version of moedict, an traditional
Chinese dictionary originally published by Ministry of Education,
R.O.C.

Moedict is maintained by developers from g0v.tw community in Taiwan.
Moedict-desktop includes translation functionality from traditional
Chinese vocabularies into English, German, and French langues.

This package directly installs pre-compiled binaries into the
/opt directory. You can start the program by executing the script
"Moedict-Desktop".