bed ripples

常见例句

They come together into a kiss and sink down to the bed of moss, and ripples of light spread out around them.
他們靠在一起吻著，然後沉入苔蘚的牀，光的漣漪環繞他們蔓延著。
They come together into a kiss and sink down on the bed of moss, and ripples of light spread out around them.
最後他們用一個親吻結束,沉睡到苔蘚牀上,光圈如漣漪一般在他們周圍環繞
It is revealed by experiments that the development of river dune is divided into 4 stages, such as forming of small bed ripples, growth of great dunes, extension of the dunes and their distortion.
實騐表明，河流沙丘的發展過程可以分爲4個堦段：低矮沙紋的形成、大沙丘的生長、沙丘的延伸及沙丘的變形。