机械工程专业英语词汇翻译 ... 反时针旋转 rotation， counter clockwise 左手旋转 rotation， left-handed 右手旋转 rotation， right-handed ...
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使用中指，右手把松散的结束花边背后的权利，而只是左手旋转前锋摇摆不定的循环跨越的权利。
Use the middle finger of the right hand to push the loose end of the right lace behind, whilst the left hand simply rotates forwards to swing its loop across to the right.
首先，他显示了三维空间里手旋转的完成，随后解释了如何用电脑对凯特摩的左手进行多边形点定位，从而制作图像。
First it shows the finished hand rotating in 3d space, then explains how the computer built the image using polygon points placed on Catmull's left hand.
旋转偏振光被他们用来筛选左手性和右手性分子，这种光的电场以左手或右手螺旋形式在空间旋进。
They sort left from right versions using circularly polarised light, whose electric field corkscrews through space in a left or right-handed direction.
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