"At first glance, I thought it was an ordinary copper coin," says Zheng. "But when I rubbed at the slime on its surface, I could feel a hole in the center." Keeping his excitement in check, he clasped the coin in one hand and waved the photographer over with the other.
「初見以為是一般的銅板，表面還有微生物黏附，但拿近用手撥撥看，可以摸到『孔方兄』的形狀，」鄭清文說。