In the overlap part of the right side of two main faults, the left-lateral strike-slip movement of them in Quaternary has formed the embryonic rhombochasm. 在兩條主要左行走滑斷裂的右側疊覆區，兩條主斷裂第四紀的左行走滑運動(dòng)產(chǎn)生一個(gè)胚胎期的菱形斷陷。
When the appendix lies on the left side due to transposition of viscera or failure of normal bowel rotation during embryonic life, the symptoms occur on the left. 當由于內臟移位或由于在胚胎期腸管沒(méi)能正常轉旋因而闌尾位于左面時(shí)，癥狀出現于左方。
