基本解释核内小同根派生 snrna相关词英汉例句snRNA activating protein complex SNAPcsnRNA activating protein complex(SNAPc) 核内小RNA活化蛋白复合体snRNA activating protein SNAPsnRNA activating protein(SNAP) 核内小RNA活化蛋白stable nuclear RNA(snRNA) 核稳定RNAsnrna更多例句