what does the last word mean

题目

what does the last word mean
Investors are always concerned about the possibility of a company failing.In the modern world,a company that does not earn enough profit is said to go belly up.A company that goes belly up dies like a fish.Fish turn over on their backs when they die.So they are stomach,or belly,up.
So they are stomach,or belly,up.
Anyone can help me
word 在这里是句的意思

答案

这句话就是说投资者将公司的***比作是肚子朝上.因为鱼死的时候都将肚皮翻上来,因此肚子朝上.
最后一句话的意思就是,“所以这些公司***就被称作：肚子朝上”.