二级结构

二級結構
èrjíjiégòu
  1. (biochemistry) secondary structure
  2. secondary structure

Wiktionary

Entry Composition

1 二级 èrjí
  1. grade 2
  2. second class
  3. category B
2 结构 jiégòu
  1. structure
  2. composition
  3. makeup
  4. architecture

classifiers: 座, 個