One of the more impressive elements will be the Supertrees, which are tree-like structures ranging in height from 25 metres and 50 metres in height (9 to 16 stories).
滨海湾花园的其中一个特色元素就是超级树，它们是树状结构体，高度在25米到50米之间（9-16层高）。
But active patterns are not exclusively for working with tree like structures.
但是活动模式不仅仅用于树形结构。
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