circular cone 意味

• 円錐｛えんすい｝
  

例文

1. a dart of blowgun was made of needle or thin bamboo which was processed to the shape of needle with arrow feathers made of animal hair or paper which processed in the shape of a circular cone .
   構造は矢については針や針状に細長く加工した竹に動物の体毛や円錐に加工した紙の矢羽を矧いだものである。
2. as the word ' suribachijo ' (shape of suribachi ) shows , it is shaped like an inverted circular cone , which is narrow at one end , has sloping sides , and is round at the other end .
   形状は「すり鉢状」という言葉があるように、円錐を逆にしたような形で、下がすぼまり上に行くほど径が大きくなる。