Silk tubes, made by dipping a wax mold in aqueous silk solution, have a number of tissue engineering applications like blood vessel grafts and nerve guides.
丝管是通过将蜡模浸入水化的丝蛋白溶液中制成的，有许多组织工程应用，如血管移植和神经导引。
We usually solve these problems too, but the solution can involve bad blood for months at a time.
我们也能解决这些问题，但是解决方案会使人在一段时间内产生厌恶感。
The process involves drinking a sugar solution, waiting an hour, then analyzing a blood sample to find out how your body processes the sugar.
这一过程包括饮用糖水，再等一个小时，然后分析血液样本来查明你身体处理糖分的过程。
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