刀锯鼎镬

1. • knife, saw and cauldron
2. • ancient instruments of torture
3. • fig. torture

Character by character

• 刀(dāo)knife
• 锯(jù)a saw
• 鼎(dǐng)ancient cooking cauldron with two looped handles and three or four legs
• 镬(huò)cauldron