Search the dictionary A Chinese word or character, or English Draw a character Search 3 entries. huōkǒng 锪孔 an enlargement at the outer end of a drilled hole, either funnel-shaped (a countersink) or cylindrical (a counterbore) huōkǒng 鍃孔 an enlargement at the outer end of a drilled hole, either funnel-shaped (a countersink) or cylindrical (a counterbore) huǒkòng 火控 fire control (gunnery)