您要查找的是不是：
- A tree is a connected graph with no cycles. 一个树是一个没有圈的连通图。
- No cycling at this point! 此处禁止骑车!
- Keep quiet No cycling No smoking 保持安静不许骑车禁止吸烟
- The dependency structure between packages must be a directed acyclic graph (DAG). That is, there must be no cycles in the dependency structure. 包之间的依赖结构必须是一个直接的无环图形（DAG）。也就是说，在依赖结构中不允许出现环（循环依赖）。
- ADP) The Acyclic Dependencies Principle: Allow no cycles in the package dependency graph. 无环依赖原则(ADP):在包的依赖关系图中不允许存在环。
- A typical kind of property that you might want to express, say, in a class invariant for a graph class, is that the graph has no cycles. 比如在一个图类中，你可能想要表述的典型属性是该图没有回路。
- An undirected connected graph with no cycles is called a tree. A vertex with degree equal to one in a tree is called a leaf. 一个无环无向连通图称为一棵树。树中一个度为一的点称为叶子结点。
- Whether it rains or not makes no difference to me. 下不下雨对我来说都一样。
- No cycling keep of keep quite take a walk look around 禁止骑自行车使不接近保持安静散步向四周看
- The cruel landlord would bate him no rent. 那个狠心的地主不肯给他减租。
- No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- In no minute did the sea run amuck. 倾刻间海上刮起了大风暴。
- No one dared to speak out against the injustice. 没人敢对不公正行为表示公开反对。
- No one is allowed to get his ticket out of turn. 任何人都不准不按次序买票。
- No words can express the grandeur of that parade. 阅兵式那宏伟的场面是无法用语言表达的。
- Cream cakes are no long a luxury. 奶油蛋糕再也不是奢侈品了。
- No sooner had we left the village than it began to rain. 我们刚离开村子，天就下起雨来了。
- She is always wimpled that no man can see her visage. 她总是用包头巾围包著，没有任何男人能看见她的容貌。
- No food is left in the pantry except some bread. 食品柜里除了一些面包其它什麽也不剩。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
