n the act of upsetting something
n an improbable and unexpected victory
v turn from an upright or normal position
v cause to overturn from an upright or normal position
v rule against
v cause the downfall of; of rulers
v cancel officially
v change radically
v. （使）翻倒( overturn的第三人称单数 ); 使垮台, 推翻; 撤销（判决等）