signalingn.打信号；发信号动词signal的现在分词.signaln.信号；标志v.(发信号)通知、表示adj.显著的signal accident信号事故signal seqnence信号序列signal security信号保密signal analyzed信号分析signal-detect信号检测Signal peptides信号肽signal recovery信号恢复signal replacer信号选别器signal repeater信号复示器signal adjuster信号调节器