► 名詞
曲線 [きょくせん] meaning: curve rank: 2
☆ 人間の体は曲線で出来ている ⇨ Human bodies are made of curves
弧 [こ] meaning: curve rank: 4
☆ 虹が空に弧を描いている ⇨ A rainbow is forming an arc in the sky
放物線 [ほうぶつせん] meaning: curve rank: 4
☆ 投げられた球は放物線を描く ⇨ A thrown ball will draw a parabolic line, travel a parabolic path (☛ Literally “thrown object line”)