tree well
- 树井：树井，也被称为云杉陷阱，是指树木枝干下方的空间，与周围开阔空地上的积雪量不同。这会在树干周围和树枝下方形成一个松散的积雪区域，对于任何掉入其中的徒步者、雪鞋者、滑雪者、滑雪板者和雪地摩托车骑手来说都是危险的。如果有人掉入这样的井中，通常是因为摔倒，他们很难在周围松散的积雪中爬起来，然后被埋葬。更危险的是，他们经常头朝下掉入井中，这是一种事故的结果，可能会导致他们受伤或失去知觉。
网络释义英英释义
Tree well
- abstract: A tree well is a void or area of loose snow around the trunk of a tree enveloped in deep snow. Also known as "spruce traps", these voids present danger to hikers, snowshoers, skiers, and snowboarders who fall into them.
以上来源于: WordNet
双语例句原声例句权威例句
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让树保持充分的水分。
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Then they send for an oriole, and she can't treat the old tree well.
然后他们送金莺，她不把那棵老树。
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If a tree well-being of my flowers, you would like to open in the sky, an elegant fragrance.
我的幸福如一树花，开在想你的天空，飘逸着芬芳。
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That is in addition to billions of dollars of aid to the Middle East and North Africa, including a $700-million Millennium Challenge Corporation grant to Morocco for fruit tree farming and small-scale fisheries as well as stronger financial services and enterprise support.
VOA: standard.2009.11.03
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What's the complexity of this decision tree solution? Well, in the worst case, we're enumerating every possibility of in and out.
决策树解决方法的复杂度是多少？,在最糟的例子中得列举，所有可能的输入和输出。
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Well, notice again, on each level of the tree, when I actually do the merging, so this remember, is when I wrote down just the numbers when I bottomed out with the list of size 1.
请注意，在这棵树中的每一层，我真正做合并时，就将每个大小为1的列表中的,数字写下来。
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