- 中心溝{ちゅうしんこう}
- fissure: fissure n. 割れ目, 裂け目.【動詞+】fill a fissure割れ目を満たすThe earthquake opened fissures in the earth.地震で地面に割れ目ができた.【+動詞】A fissure opened in the ground.地面に割れ目が生じた.【形容詞 名詞+】an anal fissure肛門裂傷, 裂痔(きれじ)There was
- fissure into: ~への裂溝{れっこう}
- to fissure: to fissure割れるわれる