participate in
In the meantime, the Chinese idiom, Pinyin is C è Z ú Q í Ji ā n, meaning to insert a foot in it. It's from the travel debate of the moon.
Notes on Idioms
Toilet feet: step in.
The origin of Idioms
Lu Xun's "argument on travel in the moon world" said: "there is no woman in this period, but still bizarre, not lonely, especially extraordinary."
Idiom usage
Take part in sth.
participate in
fearless of death for a just cause - dà yì lǐn rán
break the literature into pieces and take one paragraph or few sentences - duàn zhāng jié jù
win a noble position for oneself and for one 's wife and leave it to one 's posterity - fēng qī yìn zǐ
Two peaches kill three scholars - èr táo shā sān shì