Also, though, these vessels can relax or vasodilate, and the lumen's diameter increases, which allows more blood flow.

不过，这些血管也可以舒张，即血管舒张，以扩大管腔直径，让更多的血液流过。

But when a vasodilating medication like dipyridamole is given to an individual with coronary artery disease, coronary steal syndrome may occur.

但当冠状动脉疾病患者使用了双嘧达莫等能够使血管舒张的药物时，就可能发生冠状动脉窃血综合征。