It was known that DNA had four chemical components - called adenine, guanine, cytosine, and thiamine - and that these paired up in particular ways.
当时已经知道，DNA含有4种化学成分——腺嘌呤、鸟嘌呤、胞嘧啶和胸腺嘧啶——这4种成分总是以特殊的配对方式排列。
| 单词 | guanine cytosine |
| 释义 |
guanine cytosine
原声例句
万物简史 It was known that DNA had four chemical components - called adenine, guanine, cytosine, and thiamine - and that these paired up in particular ways. 当时已经知道，DNA含有4种化学成分——腺嘌呤、鸟嘌呤、胞嘧啶和胸腺嘧啶——这4种成分总是以特殊的配对方式排列。 TED-Ed（视频版） DNA is made of four organic bases: adenine, guanine, cytosine, and thymine, or A, G, C, and T. DNA 由四种有机碱基组成：腺嘌呤、鸟嘌呤、胞嘧啶和胸腺嘧啶，即 A、G、C 和 T。 |
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