His levels of a heart protein, troponin, were sky-high. It looked as if he was having a heart attack.

他的心肌蛋白——肌钙蛋白水平极高，说明他心脏病发作了。

youdao

His levels of a heart protein, troponin, were sky-high. It looked as if he was having a heart attack.

他的心肌蛋白——肌钙蛋白水平极高，说明他心脏病发作了。

youdao