Such a thing is not within the realm of possibility.

这种事属于不可能的范围。

The base of the cube would only be about five times larger than the Tesla giga-factory as well, so building the cube is certainly within the realm of possibility.

这个立方体的底座也只有特斯拉超级工厂的五倍大，所以建造这个立方体当然是有可能的。

A collapse in stock markets, a surge in unemployment, panic throughout the global economy, all are firmly within the realm of possibility.

股市崩盘、失业率飙升、全球经济陷入恐慌，这一切都有可能发生。