grand-juryman

n. juryman whose business it is to ex-amine the evidence against the accused before trial 陪审官（职责在于审查对被告的控诉证据是否成立）。
△Tw.3.2.18(16): “And they (i.e.judgment and reason) havebeen grand-jurymen since before Noah was a sailor.”在挪亚还没有上船当水手以前，判断和理性已经就是陪审官了。