那是一个机智的想法；那些日子，火柴还不为人所知。
That was a wise thought; matches were hardly known there in that day.
陆地上的大多数动物我们都知道，但水下的许多生物却不为人所知。
Most animals on land are known to us, but many living things underwater are not.
第三种类型的压力是遗传性财务压力，这可能是最不为人所知的，是最具破坏性的。
The third type of stress and possibly the least known is inherited financial stress, which is the most destructive.
然而，糙皮病在当时的美洲几乎还不为人所知，甚至在主要以玉米为生的人之间也是如此。
Pellagra was virtually unknown at that time in the Americas, however, even among people who subsisted primarily on maize.
一千年前在美国西南部，现代祖尼人和霍皮人的祖先在他们统治的土地上修建了复杂的道路和建筑，后来由于一些不为人所知的原因，又遗弃了这些复杂的道路和建筑。
The ancestors of the modern Zuni and Hopi built and then, for reasons still mysterious, abandoned the complex roads and structures of the domain they ruled a millennium ago in the American southwest.
雕刻的原因就如同岛上的人一样不为人所知。
The reason for the carving remains as unknown as the islanders.
很多牧师在表达他们的深邃情感方面多不为人所知。
《生命的进化》揭示了很多以前不为人所知的自然世界。
Things like Life on Earth revealed a world of natural history that just hadn't been seen before.
虽然他的作品不为人所知，但他留下的遗产却是非常有内涵的。
His body of work is not known either but the legacy that he has left behind is extremely intellectual.
1990年，米塔尔只不过是印尼一个不为人所知的钢材生产商。
In 1990 Mittal was an unknown producer making steel in Indonesia.
虽然有证据表明自闭症受基因影响，但其遗传模式尚不为人所知。
There is evidence of genetic influence, but no clear pattern of inheritance.
如果真的出现大量的核泄漏，此时，对于它何时出现还不为人所知。
It is unknown when a large release of radiation would occur, if at all, at this point.
更不为人所知的是，盛名之下他如何成为亚洲最富盛名的慈善家之一。
What is less known is how fame has transformed Chan into one of Asia's premier philanthropists.
向西方介绍虫子饮食可能是一个更大的挑战，虽然现在还不为人所知。
Introducing a bug-rich diet to the western world might be more of a challenge, although it's certainly not unheard of.
暗物质的具体本质还尚不为人所知，但它们着实占整个宇宙物质的四分之一。
The exact nature of this type of matter is unknown, but it seems to make up a quarter of the contents of the universe.
很少有其他植物有这种快速摇动枝叶的能力(如捕蝇草)，但舞草是最神奇且不为人所知。
There are a few other plants with rapid movement abilities (such as the Venus fly trap) but this is the most bizarre and least known.
这并不为人所知，仅仅是因为公牛的出色的整体防守，但是鲁尔邓能够出色地完成单防任务。
It wasn't noticed much because the Bulls are so good defensively as a unit, but Deng is a lock-down defender.
关于巴黎，我喜欢的是那些不为人所知和叫不出名字的地方，那些在地图上找不到的小巷道。
What I like about Paris is the places where... that are not known and named, little streets that are not on the map.
只有那些有着不为人所知的利益或是不可告人的秘密的人，才需要在评论产品时畏缩在化名背后。
The only product reviewers who need to cower behind an alias are those with an undeclared interest or with something to hide.
地面上的人们听到了云中的声音，而这声音说的什么却可能因为纸草书上的一道撕口而永不为人所知。
People on the ground hear a voice from the cloud, though what it says may be forever unknown due to a tear in the papyrus.
最终可能会发现，那些人是出于先前不为人所知的正当理由，才服用Provigil或者利他灵的。
People using Provigil or Ritalin may eventually be found to have a legitimate but previously unknown need for the drug.
研究的结果尚未公布，不过“我们已经发现了一些有趣的定律，一些尚不为人所知的定律，”利普森说。
Their results are still unpublished, but "we've found some interesting laws already, some laws that are not known," said Lipson.
袁隆平，一个平凡的中国人，起初并不为人所知，然而他坚守信念，在平凡的岗位上作出不平凡的业绩。
Yuan Longping, an ordinary Chinese little known by the public, stuck to his dream and created extraordinary career in an ordinary position.
因为一般的测定动物食物的测试只测量其中氮的含量，这些化学物质可以被加入昂贵的食物成分中而不为人所知。
Since the usual test for protein in animal feed just measures the level of nitrogen, these chemicals can be added to far more expensive feed ingredients without anybody noticing.
而类似甲壳虫和螽斯这样的昆虫，会在被攻击的时候使自己流血。但是这些极端措施的效果如何还并不为人所知。
A few insect species including beetles and katydids actively bleed when attacked, but the benefits of taking such extreme measures were not clear.
虽然动态横切(其中对象的运行时行为可以改变)被认为是AOP的根基之一，但静态横切却是一种远不为人所知的技术。
While dynamic crosscutting — in which the runtime behavior of objects can be altered — is considered one of the foundations of AOP, static crosscutting is a far less known technique.
虽然动态横切(其中对象的运行时行为可以改变)被认为是AOP的根基之一，但静态横切却是一种远不为人所知的技术。
While dynamic crosscutting — in which the runtime behavior of objects can be altered — is considered one of the foundations of AOP, static crosscutting is a far less known technique.
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