1. Even if you are right,that's not where a pericardial effusion manifests.
就算你是对的，那也不是心包积液出现的位置。
2. Not usually.
通常不是。
3. But it -- it could.
但...有可能。
4. This kid was sprayed with glass shards -- cut his jugular.
这小孩被砸了一身的碎玻璃 割破了颈静脉。
5. What if a piece of glass entered his blood stream?
如果有片玻璃进入了血流呢。
6. It could have traveled down the jugular vein,into the brachiocephalic vein
它可能从颈静脉，一直流向头臂静脉。
7. and on to the superior vena cava.
进入上腔静脉。
8. If it punctured the SVC,blood could be leaking behind the heart,restricting the heart's ability to expand and fill during diastole,reducing the heart's efficiency.