What is the meaning of a yellow traffic light? A. Stop. B. Go. C. Slow down. D. Run fast. 相关知识点: 试题来源: 解析 C。黄灯的意思是减速。选项 A,红灯才是停下;选项 B,绿灯是走;选项 D,快速跑不是交通信号灯的含义。本题考查了交通信号灯中黄灯的含义这一安全知识。
Its wavelength is next to (and shorter than) yellow's , meaning it's still easier to see than any color other than red and yellow . Back in the early days of railway lights , green originally meant "caution", while the "all-clear" light was , well , clear or white . T rains ,...
What is the meaning of a yellow traffic light? A. Stop immediately B. Speed up and pass quickly C. Slow down and prepare to stop D. Keep driving at the same speed 相关知识点: 试题来源: 解析 C。黄色交通灯的意思是减速并准备停车。不是立即停车、加速快速通过或者保持同样速度行驶。本题考查...
(2)题详解: 细节理解题 由Back in the early days of railway lights,green originally meant "caution"可知绿色最初代表谨慎,故A错误;由it has the longest wavelength of any color,meaning you can see it from a greater distance than other colors.可知红光最容易看见,故B正确,;由From the earliest days...
Green's wavelength is next to (and shorter than) yellow's on the visible spectrum,meaning it's still easier to see than any color other than red and yellow. Back in the early days of railway lights, green meant “caution”, while the “all-clear” light was, well, clear or white. ...
indicate whether the railahead was clear. So that one's simple.Green meant“caution” at firstGreen's role in lights has actually changed dramaticallyover time. Its wavelength is next to (and shorter than)yellow's, meaning it's sill easier to see than any color otherthan red and yellow....
Green's role in lights has actually changed dramatically over time.Its wavelength is next to (and shorter than) yellow's,meaning it's still easier to see than any color other than red and yellow.Back in the early days of railway lights,green originally meant "caution",while the "all-clea...
aThe traffic lights are the same in every country,There are always three lights:red,yellow and green.Red means"Stop".yellow means"wait", and greenmeans"Go".In China,drivers drive onthe right 红绿灯相同在每个国家方面,那里总是三光:红色,黄色和绿色。红色手段"中止" .yellow手段"等待"和greenmeans...
Its wavelength is next to (and shorter than) yellow’s on the visible spectrum (光谱), meaning it’s still easier to see than any color other than red and yellow. Back in the early days of railway lights, green originally meant “caution,” while the “all-clear” light was, well, ...
上文As you could imagine, train conductors ran into a few problems with the color white meaning go正如你所能想象的,白色的意思是“行进”,火车指挥员遇到了一些问题,下文 with train conductors thinking they were all clear when they really weren't说火车指挥员认为他们都很清楚,而实际上他们不是。该...