Graduate student ben hundley is one such participant .

刚大学毕业的本•亨德利就是这样的参与者。

I can attest to this as both an economist and market participant .

作为经济学家和市场参与者，我自己都能证明这一点。

Each participant can submit up to four pieces for consideration .

照顾考虑，每位参与者可提交四份作品。

One participant suggested killing malarial mosquitoes with laser beams .

一位与会者建议用激光束杀死携带疟疾的蚊子。

Each participant was given 15 one-dollar bills .

每一个参与者被给予15美元。