三便士的,无价值的,便宜的
Threepenny \Three"pen*ny\, a. Costing or worth three pence; hence, worth but little; poor; mean.
threepenny adj 1: used of nail size; 1 1/8 in long 2: of trifling worth [syn: {sixpenny}, {twopenny}, {tuppeny}, {two-a-penny}, {twopenny-halfpenny}]