cardiologist

//📚 13699 36

cardiologist

-ologist ⌜ 从事某种学科或研究的人 - indicating a person who studies or is an expert in a particular branch of knowledge ~ ⌟
cardi(=card心) + olog(=ology学科) + ist(人) → 研究心脏的人 → 心脏病专家
单词造句: