They're scissors. They're used for cutting paper.

它们是剪刀。它们是用来剪纸的。

youdao

If, for example, your opponent threw rock twice in a row, your next play should be scissors - at best it wins if he plays paper, at worst it ties if he plays scissors.

例如，如果你的对手出了石头两次，你下一个出的应该是剪刀——好的情形下，如果他出步，你会赢；最坏的情形可能是他出剪刀，成平手。

youdao

But,she later woke up. The first thing she asked for was a pair of scissors so she could start another paper creation.

VOA: special.2010.04.14