This undulate leaf caught my attention.

这种波浪形的叶子引起了我的注意。

The mountains in this scenic spot undulated for thousands of meters.

这个景区的山脉绵延数千米。

The water in the bottle slightly undulated under the influence of external forces.

瓶中的水在外力影响下轻微波动。

The road undulates for five miles before a steep climb.

在爬陡坡之前 这条路起伏了五英里

As we travel south, the countryside begins to undulate as the rolling hills sweep down to the riverbanks.

随着我们游向南边，乡间的山丘变得连绵起伏与河岸相接。

Leaves opposite, margin undulate or revolute.

叶对生，边缘波状或。

Their surfaces undulate to simulate Canada's terrain.

他们的表面是模仿加拿大地形而起伏的。

It also teaches and enables them to undulate their body more.

还可以使初学者加大身体的波浪起伏，学会身体的波动。

To undulate more freely, keep you hands about shoulder width apart.

要波动的更自由些， 保持你的手与肩膀同宽。