pillar of dust/smoke/flame etcCFa tall upright mass of dust, smoke, flame etc 一柱灰尘/烟柱/火柱等pillar of dust/smoke/flame etc• There was a pillar of smoke then, too.• The incinerator became a roaring pillar of flame, its iron bars instantly glowing red hot.
→ pillar of dust/smoke/flame etc at pillar(4)