同义词： fingerpost fingerboard
以上来源于: WordNet
N a signpost showing a pointing finger or hand 指路牌
One boy stood with his back to the camera, leaning stooped against a gate lintel, and on the finger of the hand that held the post there was a ring she recognized.
一个男孩子背对着摄像机站着，弯身靠着大门的门楣，抓着门柱的手上戴着一枚她熟悉的戒指。
We passed the finger-post, and held straight on to the churchyard.
我们经过了指路的牌子，便一直向乡村的教堂墓地走去。
A kinematics model by post D-H method for 4R-robot was offered in this paper, which derived the manipulator finger position and its attitude with unit vectors of direction cosine.
采用D-H后置法建立了4R机器人运动方程，建立机器人执行机构在空间相对位置关系的数学模型，由此可解出手部位置和用单位矢量方向余弦表示的姿态。
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