hand form的用法和樣例：
例句
- At the end of the shot, your hand should look like a fishhook, fingers pointing down.
投籃動(dòng)作結束后，你的手型應該好象魚(yú)鉤形狀，手指指向下。 - Slouching gives a bad impression and having a bad hand posture will be counter-productive to your practice.
沒(méi)精打采的給人印象不好，錯誤的手型會(huì )給你的練習帶來(lái)反作用。
