Early Termination Option提前终止选项 Energy Trust of Oregon相信在俄勒冈州的能量 Estimated Time Over预计飞越时间 Expiration Term of Obligation任期届满的义务 Earth To Orbit地球的轨道 Earned Time Off赢得时间 Extended Technical Objective扩展的技术目标 Evasion Tactics Order为规避策略 Estimated Time in Operation (aviation)在运行时间(航空) European Theater Of Operations欧洲的军事行动 Engineering-To-OrderEngineering-To-Order Ethylene Oxide乙撑氧 Energy Trust of Oregon, Inc (Portland, OR)俄勒冈州的信任,能量(波特兰,或) Electronics Technology Office (DARPA)电子技术办公室(DARPA) Etoposiden. 表鬼臼毒素吡喃葡糖苷