单词	quadrantal signal
释义	quadrantal signal 区信号
随便看	five-six five-sixths five sixths five slownesses fivesome fivesomes five-speed five speed five-speed gear box five-speeds five speed transmission five speicies five-spice five spice five-spice powder five spice powder five spice powders five-spices five spot five-spot five spot network five-spots five-spot water flooding pattern five-spot well pattern five square 不见闲人精力长，但见劳人筋骨实不见雕鞍，不思骏马不见风就是雨不见高处站，不懂问老汉不见高山，不显平地不见高山，不见平地不见鱼出水，不下钓鱼竿不见黄河心不死不觅仙方觅睡方不览古今，论事不实。猿猴猿真似猿知恵猿股猿臂猿芝居猿轡猿面獄獄中