The arrangement of the fiber bundles in the tendon of the flexor digitorum profundus appears to be in a spiral twist.

拇（足母）长屈肌腱纤维的排列与指深屈肌腱的相似。

youdao

The glenoid fossa exhibits retroversion and a spiral twist in the horizontal plane, this anatomy property should be considered in the design of shoulder prosthesis.

肩胛盂窝在轴位（水平）平面呈后倾改变及螺旋性扭曲改变，在肩关节假体设计中应考虑此解剖特点。

youdao

A vortex member is arranged on the vortex net board. The vortex member is a spiral twist sheet with a spiral Angle. The axial shape of the spiral twist sheet is circular.

所述旋流构件为一段带螺旋角的螺旋扭片，所述螺旋扭片的轴向形状为圆形。

youdao

By raising expectations about pension incomes, Mr Darling may have given the spending spiral a further upward twist.

ECONOMIST: From richer to poorer

It risks adding a new twist to the spiral of violence.

ECONOMIST: Neighbouring states can help, but not stop it

The new twist in the 14-month spiral of violence began on Saturday night in a crowded Jerusalem pedestrian mall.

ECONOMIST: Israel's war on terror