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考研英语的相关练习,小编带来了以下知识点。希望对大家的学习有所帮助,预祝大家考试顺利!
But,believe it or not,yellow was once used to mean stop.Back in the 1900s,some stop signs were yellow because it was too hard to see a red sign in a poorly lit area.Finally,highly reflective materials were developed and red stop signs were born.
【New words and expressions】
believe it or not信不信由你
once/w?ns/曾经
poorly/'p??l?/adv.不充分地
lit/lit/adj.点着的,亮着的
material /m?'t??r??l/n.材料,原料
develop/d?'vel?p/v.发展
【今日解析】
1.believe it or not为插入语;
2.once这里的意思是曾经,我们学过三个once的意思,分别为一次,一旦,曾经;
3.年份后面加s表示在这一年左右;
4.poorly为副词修饰lit这个light的过去分词作的形容词。
【昨日翻译】
Red has always been a color that meant danger,long before cars were even around.This most likely started because it's the color with the longest wavelength, so it can be seen somewhere farther than other colors.
翻译:红色一直是一种意味着危险的颜色,远在汽车出现之前。 这很可能是因为红色波长很长,所以在比其他颜色更远的地方可以看到。