Keep some blood plasma back for the serious cases.留一些血浆给重病号.Cell - free , sterilized blood plasma , used in transfusions.捐献血液用于输血的人.The blood plasma lipid examination was abnormal.血浆脂质出现不同程度的异常变化....
A blackbird flew down and perched on the parapet outside his window.一只乌鸫飞下来，停在他窗外的矮墙上。The blackbird's nest contained four eggs.黑鹂巢里有四个蛋.The blackbird had a quick, wary look in case the cat was anywhere around.这只乌鸫迅速...