天罗地网

1.nets above and snares below; a far-flung network; an escape-proof net; an invisible net preventing all escape; a plot in the Heavens, a trap in the Earth; a waiting trap; gigantic net; invisible net in air and on land to prevent escape; No criminals can escape.; spread a net [situation] from which there is no escape; the all-extensive meshes of the law; the nets spread upon earth and sky; tight encirclement