Cardiac reserve
[医] 心脏储备力
🧩 词语组成解析
cardiac
['kɑrdɪæk]
adj. 心脏（病）的;（胃的）贲门的;
n. 心脏病患者;强心剂;
cardi=card 心脏，一致 + ac...的 → n. 强心剂；强胃剂adj. 心脏的；心脏病的；（胃的）喷门
reserve
[rɪ'zɝv]
n. 储备;保护区;保留;替补队员;
vt. 储备;保留;预约;
vi. 预订;
adj. 保留的;预备的;
re再+serve服务，保持→再留住→预定n. 内向，沉默寡言
🗣️ 情景例句
He was carrying his son on his shoulders.l
他让儿子骑在肩上。
He was born with a silver spoon in his mouth.
他生在富贵人家。
It suddenly occurred to one of the workers to open up the box.
突然一个工人想到打开箱子看看。