c-and-g

单词c-and-g

例句

• This is a DNA synthesizer, and here at the bottom are just bottles of A, T, C and G -- the four chemicals that make up our DNA chain.

  这是个DNA合成器，在这底部有着标记着A，T，C和G的瓶子--这四种化学物质组成了我们的DNA链。