mark symbol sign signal这几个词的区别是什么?

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? 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 label,symbol,mark的区别? sign signal symbol的区别 sign,symptom,symbol的区别 sign/signal/mark辨析 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