1、origin

起源；来源；起因；由来

theories about the origin of life.

有关生命起源的各种理论

The disorder in military policy had its origins in Truman's first term.

军事政策的混乱可追溯到杜鲁门的第一届任期。

出身；身世；血统

Thomas has not forgotten his humble origins.

托马斯没有忘记自己卑微的出身。

people of Asian origin.

亚裔民众

2、destruction

破坏;毁灭;消灭

an international agreement aimed at halting the destruction of the ozone layer.

一项旨在阻止臭氧层破坏的国际协议

weapons of mass destruction.

大规模杀伤性武器

3、imaginable

(常与 best，worst 等形容词最高级连用)可想象的,想得到的

their imprisonment under some of the most horrible circumstances imaginable.

他们被关押在可以想象出的最恐怖的环境中

He could not disguise that he had had the worst imaginable day for any minister.

他刚刚经历了对于任何部长而言都是最糟糕的一天，这对他来说无法掩饰。

(用于 every，all 之后，表示强调)(一切)可能存在的,(一切)可能发生的;(用于 no 以后)根本

all of the other imaginable ramifications of this technology...

这项技术可能产生的其他一切后果

Parents encourage every activity imaginable.

父母鼓励孩子参与一切可能的活动。