1. His spear and armor bore the radiant and terrible glow of unknown magical, and so adorned this unknown rider seemed more wight than warrior. 他的长矛和盔甲光芒四射，闪耀着可怕的未知魔法，这样的打扮使这名骑手看上去比一般的战士更强。
2. The unknown primary site was found in 72. 7% (16/22) of patients with unknown primary HN cancer. 在未知原发头颈部肿瘤患者中有72。7%（16/22）检出未知的原发部位。
3. Objective: The serum of unknown causes liver disease patient was used as the probe for immunoscreening the λTriplEx cDNA library, in order to screening and analyzing the unknown target autoantigen. 目的： 以不明原因肝病患者血清中出现的新的肝脏特异性自身抗体为探针筛选、鉴定新的特异性自身抗体。
4. By comparing the product ion mass spectra of oxypaeoniflorin with those of the unknown component under different collision energy, basic structure unit of the unknown component was determined. 通过比较不同碰撞能量下的未知化合物子和氧化芍药甙的离子碎片，确定了未知化合物的基本结构单元。
5. Present. Unascertained destroyed 36 vehicles, but the unknown cause of the incident, an unknown number of casualties. 目前。确知毁坏车辆36部，但事件原因未知，伤亡人数不详。
