勤于

勤於
qínyú

to be diligent in

Wiktionary

Entry Composition

=1 勤 qín
  1. diligent; industrious; hardworking
  2. frequent; regular; constant
  3. (bound form) work; duty; attendance
=1 勤 qín
  1. variant of 勤 qín
  2. industrious
  3. solicitous
=2 于 Yú surname Yu
=2 于 yú
  1. to go
  2. to take
  3. sentence-final interrogative particle
  4. variant of 于 yú
=2 于 yú
  1. (of time or place) in; at; on
  2. (indicating any indirect relation) to; toward; vis-à-vis; with regard to; for
  3. (indicating a source) from; out of
  4. (used in comparison) than
  5. (used in the passive voice) by