The boundary of an area of land is a line in people's imagination that separates it from other areas.
一块土地的边界是人们想象中的一条与其他地区分开的线。
The Reindeer and the young hind leaped along beside them, and accompanied them to the boundary of the country.
驯鹿和小母鹿在他们身边蹦蹦跳跳地走着，陪着他们走到国土的边界。
Other reliable evidence suggests that the deposition of the boundary clay could not have taken one million years.
其他可靠的证据表明，边界粘土的沉积不可能需要100万年。
This change in plankton found in marine deposits is what marks the boundary between the Cretaceous and the Tertiary.
海洋沉积物中浮游生物的这种变化标志着白垩纪和第三纪的分界线。
They had found, accidentally, that a rare metal, iridium, suddenly became very abundant exactly at the boundary and then slowly fell away.
他们偶然发现一种稀有金属铱的含量在边界处突然变得很丰富，然后又慢慢地消失了。
These systems are right on the boundary between stable, orderly behavior and the unpredictable world of chaos, as exemplified by turbulence.
这些系统正好处于稳定、有序行为和不可预测的混沌世界（如乱流）之间的边界上。
The plumes apparently originate at great depths, perhaps as deep as the boundary between the core and the mantle, and many have been active for a very long time.
这些地幔柱显然起源于很深的地方，可能深至地核和地幔之间的边界，而且许多都已经活跃了很长时间。
The region is extremely unusual geologically, Royden says, because of the very steep slopes at the boundary between the Sichuan Basin to the east and the Tobetan plateau to the west.
罗伊登说，这个地区在地质上极其不寻常，因为在东部的四川盆地和西部的托比坦高原之间的边界上有非常陡峭的斜坡。
The fence marks the boundary between my property and hers.
那道篱笆是我和她的住宅之间的分界。
The fence marked the boundary between my property and hers.
那道篱笆曾是我和她的房产之间的地界。
The duke perambulated the boundary of his estate.
公爵巡视他的庄园地界。
If you hit it really hard and a long way, it goes over the boundary.
如果你真的击得很重，打得很远，它就会过界。
Encountering real animals reminds us of the boundary between imagination and reality.
遇到真实的动物才会让我们想到想象与现实是有界限的。
As game becomes an increasingly important means in teaching, the boundary between study and playing has already been blurred.
随着游戏成为教学中越来越重要的手段，学习和游戏之间的界限早已模糊了。
The boundary is not clearly defined.
这疆界没有明确划定。
It has k2 as the boundary conditions.
它有k 2作为限制条件。
Figure 19: Validating the boundary objects.
图19：验证边界对象。
The boundary doesn't let energy go in and out.
能量无法通过壁而流动。
A good judge can extend the boundary of justice.
优秀的法官能够拓展正义的疆界。
The boundary treaty was negotiated between the two countries.
两国间经过谈判达成了边界协议。
The challenge is the boundary of personalisation and privacy.
挑战在于个性化和隐私之间的分界线。
China's position on the boundary issue is consistent and clear.
中方在边界问题上的立场是一贯和明确的。
And then between the system and the surroundings is the boundary.
系统和环境之间的，是边界。
The boundary around the roundground separates us from the surroundings.
围绕着圆形场地的边界将我们同四周隔开.
The boundary between services and applications should not be rigid.
服务与应用之间不应该具有严格的界限。
That's no platitude; the boundary between the two is surprisingly clear.
这并非陈词滥调；这两者之间的界限极其清晰。
You can take classes and read papers to figure out where the boundary lies.
你可以通过上课和阅读文献去找到边界所在。
You can take classes and read papers to figure out where the boundary lies.
你可以通过上课和阅读文献去找到边界所在。
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