当票

tā kāi shǐ xiàng tā jiě shì dàng piào qǐ shén me zuò yòng

他开始向她解释当票起什么作用。

He began explaining to her how a pawn ticket worked.

wǒ yòu mō le mō dàng piào cái zǒu jìn yuàn qù

我又摸了摸当票才走进院去。

On entering the courtyard, I touched the pawn ticket again.