Calcoglobule
[医] 钙小球
🗣️ 情景例句
I would like to improve my English pronunciation.
我想改善我的英语发音。
That man is a teacher,isn't he?
那个人是位教员，对不对？
I'm sorry, sir.I can't change a ten-pound note.
对不起，我找不开10英镑的钞票。