Pronunciation: [sì wú jì dàn]
Out: "The Book of Rites": "The Mean of Villains"; The villain is unscrupulous. " Song Zhu Xi's note: "I don't know this; Then you want to do it; Without fear. "
Make sentences:
Whenever his father leaves home, his sons are reckless and do whatever they want, disobeying their mother's discipline.
Seeing the teacher suddenly come in, his unbridled laughter came to an abrupt end.
Xiao Ming's parents are on a business trip. At home, he is like a stiff wild horse, running, screaming, jumping and playing recklessly.
We must severely punish those lawless elements who wantonly disturb social order.
They print a large number of pirated books, which is simply unscrupulous.