外侧沟 Traditional 外側溝 wài cè gōu 🔊 lateral sulcus or Sylvian fissure… + Keep this word Meanings wài cè gōu 外側溝 lateral sulcus or Sylvian fissure (neuroanatomy) Its characters 外wàioutsideHSK 1侧cèthe sideHSK 6沟gōuditchHSK 6