详细解释:并列起跑, 得失相当
【经】 不赚不赔, 收支相抵
英语解释：
动词 break even:
make neither profit nor lossattain a level at which there is neither gain nor loss, as in business, gambling, or a competitive sport例句：
The novel was so absorbing that she read on without a break even forgetting food and sleep.这本小说非常引人入胜，她一口气读了下去，甚至废寝忘食。