An agent or instrument used to destroy abnormal tissue by burning, searing, or scarring, including caustic substances, electric currents, lasers, and very hot or very cold instruments.
烧灼剂通过烧、灼或结疤手段用于破坏不正常人体组织的药剂或仪器，包括腐蚀物质、电流、激光以及极热或极冷的仪器
The novel is a searing indictment of urban poverty.
这部小说是对城市贫困的震撼心灵的控诉。
