Construct an animation showing the tangent sweeping out the interior of astroid.建构一动态绘图:展示星状线的切线所有扫掠过的内部轨迹.Construct rotating cardioid and astroid while remaining orthogonal to each other.作旋转的心脏线和旋转的星状线,且彼此维持正交.Construct...
Iraqi ground troops on the ridge above kept them completely pinned down.伊拉克在山脊上的地面部队完全的压制了他们....an Iraqi vessel heading for the port of Basra...开往巴士拉港的一艘伊拉克船The lawmakers offered prayers for the dead and called for Iraqi...