Casec
[医] 钙西克(酪蛋白钙的商品名)
🗣️ 情景例句
We have four people in the family, my parents, my elder brother and I.
我家有 4 口人，我的父母，我的哥哥和我。
In fifty years there'll be twenty people per square yard, it is written here.
这里写着，再过五十年每平方码将要住着20人的人口密度。
I hope you enjoy your stay with us.
希望您在这儿过的愉快。