sù​chéng

crash course

速成 sù​chéng
crash course noun
(bound form) related to an accelerated program or a crash course; specifically used to describe training or education completed in a short time
to complete quickly
to finish a task or achieve something in a very short amount of time; to accomplish rapidly

Frequency

Movie subtitles
0.480 per million appears in 0% of films
Written text
1.55 per million

Sources