Wheel Down and Up 鼠标滚轮
spare wheel up-down regulator 备胎升降器
hand wheel screw down 手轮压下装置
Hold-down wheel feeder motor power 压轮输送电机功率
She was spinning white flaxen thread, which ran from her spinning wheel down to a pile around her feet, then on down the slope, like a creek.
她正在纺着白色的亚麻线,线从她的纺轮里跑出来,在她的脚边堆成一堆,然后跑下雪泥地,像一条小溪。
It is the pilot putting the wheel down. We must be coming into land. Are you frightened?
那是飞行员在放下飞机起落架的声音。我们一定是就要着陆了。你害怕吗?
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