# eighteen cubits ... twelve cubits ... five cubits

A cubit is about 46 centimeters. Alternate translation: "about 8.3 meters ... 5.5 meters ... 2.3 cubits" (See: [[rc://en/ta/man/translate/translate-bdistance]])

# two capitals

decorations on top of each of the two pillars

# polished bronze

They polished the bronze so that it would reflect sunlight. "gleaming bronze"