Forearm: as long as the upper arm, perpendicular to the horizontal, straight with strong bone and muscles.
前臂：由于肌肉只要上臂，水平和垂直，直，强骨。
Pastern: seen from the side almost upright, firm; seen from the front in straight line with the forearm.
骹关节：侧看近乎笔直，坚固；自前方看与前臂成一条直线。
TIP: Be sure to keep your forearm parallel to the ground your elbow by your side and your wrist straight.
提示：确保你的前臂平行于地面，你的肘关节贴着你的身体，腕关节伸直。
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