slogan是口号,标语,一般用在那种广告等宣传方面 symbol 符号；象征 Blue is a symbol of peace. 蓝色是和平的象征. The cross is the symbol of Christianity . 十字架是基督教的象征. sign 表示“记号、符号”时同“symbol”互用. mathematical signs 数学符号 sign表示“告示、牌示”,侧重指用图画、文字表达的告示、图示. traffic signs交通牌示,如说明速度限制,路弯等指示牌 sign 还可以为“迹象、征兆” Dark clouds are usually a sign of rain 乌云往往是大雨的征兆. David loves his car very much.He will take his car to a garage at the first sign of problem. 大卫非常爱惜车子,车子一有点小问题马上就送去修理.
