Calcium index
[醫] 血鈣指數
?? 詞語組成解析
index
['?nd?ks]
n. 索引;<數>指數;指示;標志;
vt. 給…編索引;把…編入索引;[經濟學]按生活指數調整（工資、價格等）;
vi. [機械學]轉位;
in(in)+dex(proclaim)→指針；索引；指數；食指；指標
??? 情景例句
I was quite surprised when I read in your letter that you had decided not to finish your studies at the university.
當我在你的信中看到你已決定終止大學學業時感到很是驚訝。
We can't draw well.
我們不能畫那么多。
Even really honest people are often made to feel guilty.
甚至是最誠實的人也常弄得覺得有罪似的，