早先，我认为这种模式是随著年复一年干季与湿季的交替，不同类群的沉积物堆叠而成，也就是小河流经湿地的典型沉积。

Early on, I believed that this pattern developed as different kinds of sediments were deposited in dry versus wet seasons throughout the years-as is typical in wetlands fed by small rivers.

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四季思雨婚礼定制，我们是一群80后的创作团队，致力打造高端婚庆策划品牌，让您的精彩无处不在。

Four seasons Siyu wedding custom, we are a group of 80 after the creative team, is committed to build brand high-end wedding planning, let your wonder.

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当季塔连科等候在地铁站外时，他亲眼目睹到一群人的游离。

While waiting outside a subway station, Titarenko noticed how a crowd of people transformed right in front of his very eyes.

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