/ 5bEUnEs; `bonEs/ n (pl ~es)
payment added to what is usual or expected, eg an extra dividend paid to shareholders in a company or to holders of an insurance policy 额外津贴; 奖金; 红利: a productivity bonus, ie money added to wages when workers produce more goods, etc 生产奖金 * Company employees received a 25 Christmas bonus. 公司雇员得到25英镑的圣诞节赠金.
anything pleasant in addition to what is expected 意外的好处: The warm weather in winter has been a real bonus. 冬天有这样暖和的天气真是喜出望外.