Medi caravans navigated these crests to cross the sahara .

中世纪的商队就依靠这些丘峰来穿过撒哈拉。

Preventing nephropathy induced by contrast medi .

造影剂诱发肾病的预防。

From lowly neanderthal and cro-magnon , to early warriors , medi knights .

从猿人到早期的武士，中世纪的骑士。

Remarks : al l tests are not for the purpose of medi cal di agnosi s or treatment .

备注：所有身体检查并非作为医务诊断或治疗用途。