The water was purified and graceful water sight was designed, when the ornament aquatic plants was used in the man-made sewage treatment system.

因此，利用水生观赏植物构建人工污水处理系统，不仅达到去污的目的，同时也营造了优美的水体景观。

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For years, wine and restaurant professionals have used the shortcut of pouring the wine back and forth between water pitchers safely out of sight in the kitchen.

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