truncus arteriosis
常见例句
- Truncus arteriosis is a complex defect where there is a single (normally there are two separate arteries) vessel arising from the heart that forms the aorta and pulmonary artery.
共同动脉干是一种复杂的缺陷，一个单一的血管从心脏发出，（正常时是两个互相分开的动脉）。
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