Sand pile [建] 砂桩 ; 沙桩 ; 砂石桩
lime sand pile 石灰砂桩
sand pile foundation 砂桩基础
densification by sand pile 挤密砂桩
large-diameter sand pile 大直径砂桩
large diameter sand pile 大直径砂桩
lime-sand pile 灰砂桩
gray sand pile 砂灰挤密桩
·2,447,543篇论文数据，部分数据来源于NoteExpress
Scale effect bases on the sand-pile experiments performed around the world; but the organization principle hasn't been discussed ever.
尺度效应以各国开展的沙堆试验为基础，而组织原则未见有人讨论。
One grain of sand cannot avalanche, but pile up enough grains of sand and you get a dune that can trigger avalanches.
一粒沙子不能引起沙丘的崩塌，但是一旦堆积了足够多的沙子，就会出现一个沙丘，进而也就能引发一场沙崩。
It seems a gargantuan task to teach a pupil to memorize every word he needs to know, much as if the child were being asked to shovel a huge pile of sand, with the shovel shut away.
教一个小学生去死背他们需要掌握的每一个单词，看来真是一项浩繁的任务，可更像要一个孩子铲掉一大堆沙子，却不给他铲子。
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