oakum

名词 oakum:

1. loose hemp or jute fiber obtained by unravelling old ropes; when impregnated with tar it was used to caulk seams and pack joints in wooden ships

oa.kum

n.（名词）
Loose hemp or jute fiber, sometimes treated with tar, creosote, or asphalt, used chiefly for caulking seams in wooden ships and packing pipe joints.
麻絮，埋絮：疏松的大麻或黄麻纤维，有时涂上焦油、杂酚或沥青作保护层,主要用于木船上捻缝和填塞管子接头

来源：
Middle English okom
中古英语 okom
from Old English 3cumba * see gembh-
源自 古英语 3cumba *参见 gembh-