primeadj.最好的；首要的；典型的n.壮年；全盛时期；青春n.[数]质数vt.事先指点；在（金属、木材等上）打底漆vi.变得首要prime lard优质猪油

1. Two years ago the daily necessities were marked up every day.
   两年前日用必需品天天涨价。
2. The shortage of necessities and cash has become a very big problem for the army and the people inside the White encirclement.
   在白色势力的四面包围中，军民日用必需品和现金的缺乏，成了极大的问题。