cardiac work的用法和樣例：
例句
- Until Brittany's blood circulated freely, the cardiac drugs they had administered would have little effect.
因為必須要布里特妮的血液自由流通起來，他們用於心髒的藥物才會起些作用。 - As a cardiac surgeon, I focus on disorders that can damage the heart, such as thoracic aneurysms.
身為心臟外科醫生，我專註的是傷害心臟的疾病，像是胸腔的動脈瘤。
