螺旋形

Their profits began to spiral down disastrously.

他们的利润开始螺旋形地急剧下降。

Her hair was styled into a cascade of spiral curls.

她的头发被做成了瀑布般的螺旋形鬈发。

Through studies on the fluorescence quenching of P3’–P6’ by Rubredoxin, the extent of quenching was found to be stronger in the polymer with more typical features of helix conformation.

10. 研究了P3’–P6’ 对白Rubredoxin的荧光猝灭效应，发现螺旋形构象特越典型的聚合物被猝灭的的效率越高。

In a pennaceous feather, the barbs grow helically around the tubular feather germ and fuse on one side to form the rachis.Simultaneously, new barb ridges form on the other side of the tube.

上，枝以螺旋形绕著管状的芽生长，管子的一侧接合一起形成轴，同时管子的另一侧形成新的枝脊。