chromogen怎么读，chromogen什么意思，chromogen短语和例句

1.The improved method utilizes a chromogen that forms a colored complex specifically with copper ions.

改进的方法利用了铜离子形成的特定颜色反应。

2.The improved method utilizes a chromogen that forms a colored complex specifically with copper ions.

改进的方法利用了铜离子形成的特定颜色反应。