转速

What do you see? That's the question taking social media by storm as debate rages about what the image really is.你看到了什么?这一问题突然席卷媒体，掀起一场此图为何物的激烈辩论。The image is an illusion which can tel

红线的英文：red line参考例句：Boundary lines of roads道路红线Redline 6300 rpm红线转速6300rpmRed lines on the map correspond to major roads.地图上的红线相当于主要道路。Rainbow trout (black-spotted trout with two reddish b

Just when the sun seemed to be coming out, storm clouds are gathering on the economic horizon.几个月前，美国经济的好转速度似乎比经济预测人士料想的要快。几乎没有人预计到美国经济会迅速反弹，但是，许多人调高了今年的经济增长