1·He chose that finger because it was thought that the blood vessel in that finger went directly to the heart.
他选择了那个手指是因为人们认为那个手指上的血管直接通向心脏。
2·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。
3·It is true that in this country we have more overweight people than ever before, and that, in many cases, being over-weight correlates with an increased risk of heart and blood vessel disease.
的确，在这个国家，体重超标的人比以往任何时候都多，而且在很多情况下，体重超标与心脏病和血管疾病风险的增加有关。
4·It occurs because blood flow gets reduced in that blood vessel.
它的发生是因为血管中的血流量减少了。
5·The doctor burst a blood vessel.
医生使一条血管破裂了。