en_tn_condensed/job/38/31.md

Can you fasten chains on the Pleiades, or undo the cords of Orion?

"You cannot fasten chains on the Pleiades, and you cannot undo the cords of Orion."

fasten chains on

"bind chains onto" or "tie the bonds of"

the Pleiades ... Orion

These are the names of constellations. See how you translated them in Job 9:9.

undo the cords of Orion

"loosen the cords that hold Orion"