Poa
[醫][=pancreatic oncofetal antigen]胰胎瘤抗原, 胰癌胚抗原
??? 情景例句
His studies haven't been inproving lately.
他的學業最近沒什么進步。
How long will you be working in Canada?
你將在加拿大工作多久？
For one thing, when you earn money, you will not have to keep on asking your parents for money.
首先，當自己掙了錢，你就用不著老向父母要錢了。