当汽车倾倒时, 滚珠迫使柱塞落在支承板上.With the car upside - down, the ball forces the plunger to seat against the guide plate.前面与后面支承板表面粗糙.Rough surface in front and back plate.楼层结构由框架柱 、 楼层梁 、 钢楼承板以及边模板等组成.Mezzanine structure is make up...
轻型飞机飞行时起落架不一定缩回.The undercarriage on light aircraft does not always retract in flight.男孩看见那条蛇吓得猛地缩回.The boy started back in fear when he saw the snake.但是现在要缩回来当然为时已晚.But it was too late then, of course, to back out....
Baby cuckoos oust other baby birds from their nests.布谷鸟的雏鸟把其他鸟的雏鸟逐出巢外.Four cuckoos inside the zoo.动物园里四只杜鹃.Let there be cuckoos, a lark and a dove.让这里有布谷鸟, 云雀,和鸽子....