身體力行

身体力行
shēntǐlìxíng
to practice what one preaches (idiom)

CEDICT

to practice what one preaches; to set an example by personally taking part

Wiktionary

親自躬行實踐。

重編國語辭典

親身努力實踐和體驗

維基詞典

Entry Composition

1 身體 shēntǐ
  1. the body
  2. one's health
2 力行 lìxíng
  1. to practice diligently
  2. to act energetically