But in ordinary BRST theory, ghosts never manifest as detectable, physical particles, so it is unclear how they could do so consistently in the E8 theory.

• 但是在一般的BRST理论中，幽魂不可能现身成为可侦测的物理粒子，因此它们在E8理论中是如何能一致运作的，并不清楚。