cone

円錐

平らな円形の底から、反対側の一点に向かって細くなる形。

やさしい英語で： A shape with a round flat base that narrows to a point at the other end.

• Draw a cone on the page.
• The roof is shaped like a cone.
• We measured the heights of three cones.

よく使う表現： solid cone, cone shape, circular cone, right cone

コーン

アイスを入れる、薄くてぱりっとした、普通は先のとがった食べられる容器。

やさしい英語で： A thin, crisp container that holds ice cream and usually narrows to a point.

• I would like a cone of vanilla ice cream.
• She ate the cone after finishing the ice cream.
• Do you want your ice cream in a cone?

使い方： a cone of something (He ordered a cone of chocolate ice cream.)

類義語： cornet

よく使う表現： ice cream cone, waffle cone, cone of something

松かさ、球果

松などの種を包む、木質のうろこが重なった硬いもの。

やさしい英語で： A hard seed case from a pine or similar tree, made of overlapping woody parts.

• A cone fell from the pine tree.
• We collected cones in the forest.
• Seeds hide between the scales of a cone.

よく使う表現： pine cone, fir cone, fallen cone

円錐面

直線を、それと交わる別の直線の周りに回してできる、とがった面。

やさしい英語で： A pointed surface made by turning a straight line around another line that crosses it.

• The line traces a cone as it rotates.
• This cone extends beyond the drawing.
• The two cones share a vertex.

類義語： conical surface

よく使う表現： circular cone, infinite cone, cone surface

円錐形にする

物を、円形の底から先端に向かって細くなる形にする。

やさしい英語で： To shape something so that it has a round base and narrows to a point.

• Cone the clay before shaping the bowl.
• The potter coned the clay on the wheel.
• This tool can cone the end of the rod.

類義語： taper

よく使う表現： cone the clay, cone an end