几乎所有的国际象棋程序都在以各种形式使用极大极小树。
Almost all chess programs use the minmax tree in one form or another.
这种形式的肺癌肿瘤扩散速度快，所以通过手术移除肿瘤的可能性极小。
With this form of lung cancer, tumours spread quickly so it is rarely possible to remove the tumours surgically.
戴维斯说，生命变体形式——特别是极小的微生物——可能就出没于“我们的鼻子底下甚至鼻子里”。
Davies said the variant life forms - most likely tiny microbes - could still be hanging around "right under our noses - or even in our noses."
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