1. Under capitalist system, this would have been unimaginable. 在资本主义社会，这是难以想像的。
2. A universe, a world, a thing as unimaginable as color to a dog. 一个宇宙，一个世界，一件不可思议的事，就像颜色对于一条狗一样。
3. Though unimaginable with you 2050 describe in the letter mankind live, I have to tell the oneself again, this is the future actuality. 尽管对你在来信中描绘的2050年人类生活感到不可思议，但我又不得不告诉自己，这是未来的现实。
