天翻地覆 tiānfān-dìfù idiom ① (形容变化大) earth-shaking changes ▸ 这几年,村里起了天翻地覆的变化。 The village has witnessed tremendous changes over the years. ② (形容混乱) total disorder ▸ 他们闹得天翻地覆,四邻不安。 They almost turned the house upside down, creating great disturbance in the neighbourhood. |