例句與造句

1. Frame # 7 : the use of the hand / forearm as a propelling surface is clearly demonstrated with the right arm as adduction continues to be the source of force production
   畫(huà)面7 ：畫(huà)面清晰顯示了手/小臂推水面，內(nèi)收的右臂繼續(xù)成為動(dòng)力之源。
2. Frame # 7 : the use of the hand / forearm as a propelling surface is clearly demonstrated with the right arm as adduction continues to be the source of force production
   手和前臂作為劃水面在這幅照片可以清楚地展示，右臂繼續(xù)回收成為動(dòng)力之源。
3. It's difficult to find source of force in a sentence. 用source of force造句挺難的