mark symbol singnal 作‘标志’时 有何区别?

mark symbol singnal 作‘标志’时 有何区别? label,symbol,mark的区别? example ,sign ,mark ,symbol的区别 symbol,sign,signal,mark区别有哪些?好懂点的 mark symbol sign signal这几个词的区别. mark symbol sign signal这几个词的区别是什么? symbol.sign.singal.mark四个词的区别 mark symbol sign signal这几个词的区别是什么? 高一英语词义辨析求sign,mark,symbol的区别 sign,symbol,mark,feature做“标记象征特征”时四个词的区别 symbol,sign,mark,signal在词典的解释都是记号或标志,有什么区别? Green is the ______ of life.A mark B slogan C symbol 求英语专家sign,signal,symbol,mark有何区别?详细的点吧!谢谢! How can I tell the difference between these words?symbol,badge,sign,signal,mark,token,attribute,emblem the lion considered hte king of the forest as it is a(n)__of coruage and power.example sign mark symbol选什么 为什么 mark symbol sign signal四个词的区别?它们都有标志的意思,具体关于这方面意思的具体区别在哪里? we use X as the ---for an unknown quantity.A sign B symbol C mark 其他错在哪 区别是什么 symbol是什么意思