常見例句transcriptional-generated supercoil 轉(zhuǎn)錄生成(的)超螺旋transcription-generated supercoil 轉(zhuǎn)錄生成超螺旋transcriptiongenerated supercoil 轉(zhuǎn)錄生成超螺旋negative supercoil 負超螺旋positive supercoil 正超螺旋plectonemic supercoil 同向超螺旋 返回 supercoil