kapok
名词 kapok:
a plant fiber from the kapok tree; used for stuffing and insulation
同义词:silk cotton, vegetable silk
massive tropical tree with deep ridges on its massive trunk and bearing large pods of seeds covered with silky floss; source of the silky kapok fiber
同义词:ceiba tree, silk-cotton tree, white silk-cotton tree, Bombay ceiba, God tree, Ceiba pentandra