把止血带扎紧点.Twist the tourniquet tighter.止血带应阻断静脉及淋巴回流.The tourniquet should occlude venous and lymphatic return.止血带能否用于镰状细胞病患者?Can tourniquets be used in patients with sickle cell disease?...
The archaeologists excavated an ancient fortress.考古学家们发掘出一个古堡。These tiny debris - flow deposits formed on freshly excavated embankments of the California Aqueduct.这些细小的泥石流沉积是在新开凿的加利福尼亚渠的大堤上形成的.Landscape ecological archit...