This heme is a large molecule that's made up of four pyrrole subunits that form a ring, and this structure is called a porphyrin.
血红素是一个由4个吡咯亚基形成的环状大分子，这种结构称之为卟啉。
| 单词 | pyrroles |
| 例句 |
原声例句
Osmosis-血液肿瘤 This heme is a large molecule that's made up of four pyrrole subunits that form a ring, and this structure is called a porphyrin. 血红素是一个由4个吡咯亚基形成的环状大分子，这种结构称之为卟啉。 Osmosis-血液肿瘤 This heme is a large molecule that's made up of four pyrrole subunits that forms a ring, and this structure is called a porphyrin. 血红素是个大分子，由四个吡咯亚基形成环形，这个结构叫作卟啉。 |
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