to damage sth so badly that it loses all its value, etc.; to spoil sth 毁坏；破坏◆The tourist industry has ruined this area of natural beauty. 旅游业破坏了这一地区的自然美。
to make sb/sth lose all their money, their position, etc. 使破产（或失去地位等）；毁掉◆The company was ruined by bad investments. 这家公司因投资失败而破产。◆The scandal ruined him. 这件丑闻使他身败名裂。