当研究人员仔细观察染色体中的 DNA 时，他们很惊讶地发现，其中只有一小部分，大约是20%到30%，能转化成有意义的遗传信息。
When researchers look really carefully at the DNA in Chromosomes though, they were amazed to find that only a fraction of it, maybe 20-30%, converts into meaningful genetic information.
他们数了一下，惊讶地发现七百只羊中没有一只丢失。
They counted them and were surprised to find that not one lamb of the great flock of seven hundred was missing.
起初每个人看到他们都很惊讶，但很高兴发现他们还活着。
Every one is surprised to see them at first, but very pleased to find that they are alive.
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