相关单词同义词premonitor, prefiguration, 近义词 sign 手势, indication 指示, mark 记号, implication 牵连, omen 征兆, token 象征, warning sign 警报信号, indicator 指示器, warning 警告, signal 信号临近词symptomatic, symposium, symptomize, Symptomycin, symptomless, symptomatize, symptomology, symptomgroup, symptom code, symptom rate, symptomolytic, Symptom check相似词symphony, symphony orchestra, symphysis, symposium, symptomatic, synaesthesia, synagogue, synapse, 返回 symptom