It will never be known how and when this numeration ability developed, but it is certain that numeration was well developed by the time humans had formed even semi-permanent settlements.
我们永远也不会知道这种计算能力是何时、如何发展起来的，但可以肯定的是，在人类形成半永久定居点的时候，这种计数法已经发展得很好了。
The Cravens Peak protects unique red sandy dune fields, gibber plains, semi-permanent waterholes and Coolabah woodlands.
克雷文斯山峰区保留着独一无二的红色沙丘地、三棱石平原、半固定水坑和澳洲胶树林。
Resources with a static life cycle are those that are created on or deployed to the system and remain there in a permanent or semi-permanent fashion.
具有静态生命周期的资源是在系统中创建或部署到系统并且以持久性或半持久性的方式保留其中的资源。
My current plan includes going to San Francisco upon my return, though I do have the choice of a semi-permanent job with Nike in the middle of nowhere.
我现在的计划包括，回国后前往旧金山，尽管我确实也可以选择在某个偏远的地方半永久性地为耐克工作。
But it is the idea of using biochar to remove carbon dioxide from the atmosphere on a semi-permanent basis that has caused people outside the field of agriculture to take notice of the stuff.
但是用生物炭半永久性地消除大气中的二氧化碳，引起了农业界之外人们的关注。
Nine: women should avoid menstruation, pregnant women can not do semi-permanent;
九：女性应避开经期，孕妇不能做半永久；
Increased risk was not seen for those who used temporary or semi-permanent dyes.
在使用一次性或短效染发剂的人中，尚未发现这种危险有所增加。
It is best to assume that most native vegetation will give permanent or semi-permanent shade.
我们最好假设大多数的本地植被可以提供永久性或半永久性的遮阳效果。
Described are the welding technology and its technology evaluation inspection result of the semi-permanent couplers on multiple units.
介绍了动车组半永久车钩的焊接工艺及其工艺评定检测结果。
Some of them, perhaps realizing that they are a cultural attraction in and of themselves, have made a semi-permanent home along major scenic routes.
他们有些人可能知道自己就是个文化景点，所以已经半定居在主要观光路线旁。
This Recommendation defines network performance parameters, objectives and measurement methods for describing B-ISDN ATM semi-permanent connection availability.
本建议规定了用于描述B - ISDNAT M半永久连接可用性的网络性能参数、指标和测量方法。
Whether enhancing natural greys or experimenting with a bold transformation, semi-permanent home hair dye is a low-risk and inexpensive way to get this latest look.
无论是加深自然灰还是尝试大胆风格转变，半永久性的家用染发剂都是一种低风险、低成本获得最新时尚风貌的最佳选择。
He wants to stabilise the Fukushima nuclear power plant, around which levels of radiation are proving higher than expected, and may create large, semi-permanent no-go zones, just as at Chernobyl.
他想稳定福岛核电站，电站周围的放射水平已经被证明超过了预期，可能需要如切尔诺贝利事件一样划出巨大的半永久性无人区。
He wants to stabilise the Fukushima nuclear power plant, around which levels of radiation are proving higher than expected, and may create large, semi-permanent no-go zones, just as at Chernobyl.
他想稳定福岛核电站，电站周围的放射水平已经被证明超过了预期，可能需要如切尔诺贝利事件一样划出巨大的半永久性无人区。
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