class 1: Scissor, Balance Scale, Seesaw, Plier, class 2: Nail Clipper, Stapler, Bottle Opener, Wheelbarrow, class 3: Human Jaw, Broom, Hockey stick, Fishing Rod,

levers

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？