名 boundary，scope，extent，circles，bound ；

[例句] 凯西·施滕格尔可能是棒球界最有趣的人物。 Casey Stengel was probably the most colorful character in baseball.

[例句] 作为喜剧界的常青树——他的简单淳朴与自然大方无人能及。 A timeless comic actor—his simplicity and his apparent ease are matchless.

boundary，frontier，border，borderline，confine；

[例句] 北方的军队现在随时都可能大批越过新边界。 Any day now, the Northern forces may pour across the new border.

[例句] 在边界那边的埃塞俄比亚，情况也大致相似。 It's a similar picture across the border in Ethiopia.

world，global，earth，welt，[电影]The World；

[例句] 日新月异的世界使这家公司感到了压力。 A changing world has put pressures on the company.

[例句] “接招”乐队是世界上最好的组合，就是这样的。 "Take That" are the best group in the whole world. So there.

[物化] interface，boundary，limiting surface，interphase ；

[例句] 这一系统采用了特别好的图形界面。 The system uses an impressive graphical interface.

[例句] 新版程序的用户界面比原来程序的好得多. The new version of the program comes with a much better user interface than original.

demarcation line，dividing line，limit，end，ambit；

[例句] 事实和虚构之间的界限正变得模糊起来。 The line between fact and fiction is becoming blurred.

[例句] 科学事实和科幻小说之间的界限变得有点儿模糊了。 The border between science fact and science fiction gets a bit fuzzy.

the external world，the outside world，outside，environment，nonego ；

[例句] 我自行与外界隔绝，仅以书和杂志为伴。 I locked myself away with books and magazines.

[例句] 对于外界而言，伊朗仍是个谜。 Iran remains an enigma for the outside world.

have a common border，have a common boundary，border on，juncture of，march with ；

[例句] 在靠近交界带上有重要的一连串的含镍橄榄岩(体)的侵入. Near the border zone an important string of nickeliferous peridotites is emplaced.

[例句] 交界面的剪力与底部剪力之比是常数. The interfacial shear stress is a constant proportion of the bottom shear.

（两个地区分界的线） boundary line，dividing line，threshold，borderline；

[例句] 他们用白漆标出了网球场的界线. They marked out the tennis court with white paint.

[例句] 界线在地图上区分得很清楚. The boundaries are clearly marked off on the map.

field of view，field of vision，visual field，range of vision，eyeshot ；

[例句] 希腊人之专注于几何迷糊了后世好几代人的视界. The Greek concentration on geometry blurred the vision of later generations.

[例句] 黑洞密度高, 但是它们的视界阻碍了观测. Black holes are dense, but their event horizons preclude observations.

boundary，extent reached，plane attained，state，ambit ；

[例句] 独处是一种修得的境界。 Living alone is an acquired taste.

[例句] 卓别林扮演小流浪汉已达登峰造极的境界. Chaplin was at his best playing the little tramp.

post，monument，landmark，term，terminus ；

[例句] 区是两个邻近界标之间的区域. A region is an area lying between two adjacent landmarks.

[例句] 何以说它们是界标? In what sense are they landmarks?

the boundary of a piece of land，abuttals ；

[例句] 这个工厂的地界扩展到了山脚下. The factory expands to the foot of the mountain.

[例句] 别再闯入我的地界了. Don't come trespassing on my land again.

terminus，boundary stone，border stone，tablet，hoarstone ；

[例句] 位于湾仔半山宝云道缓步径之城市界石. City Boundary Stone at Bowen Road , Wan Chai.

[例句] 鄂尔多斯盆地中生界石油运移的动力以浮力、异常压力为主. The main driving forces of petroleum migration in the Mesozoic are buoyancy and abnormal pressure.

field of vision [view]，outlook，eyereach，horizon，scope ；

[例句] 保持眼界开阔，持续向前，你会找到想要的一切。 Keep your eyes open and your feet moving forward. You'll find what you need.

[例句] 教育和经历使他眼界开阔. Education and experience breed a breadth of vision and understanding to him.

[体] out-of-bounds，outside，out-of-range ；

[例句] 球明显出界了。 The ball had clearly crossed the line.

[例句] 防守队员把球踢出界外. The defender kicked the ball out of play.

description，demarcation，bracketing，delimit，delimitation ；

[例句] 我们用木桩为我们的地划界. We mark off the limits of our lots with stakes.

[例句] 单凭证实或证伪都不足以为科学划界. Verification or falsification alone is not enough to demarcate science.

academic circle，[法] academic world，academe，academia ；

[例句] 英国需要弥合学术界和企业界之间的技术差距。 Britain needs to bridge the technology gap between academia and industry.

[例句] 学术界与工业界有着天壤之别。 There is a dichotomy between the academic world and the industrial world.

abutment，border ；

[例句] 液体接界是两个可混溶液的电解质溶液之间的界面. A liquid junction is the interface between two miscible electrolyte solutions.

[例句] 我的土地与你的土地接界. My land borders on yours.

literatus，republic of letters ；

[例句] 到了20世纪20年代，他成为伦敦文学界的宠儿。 By the 1920's, he was lionised by literary London.

[例句] 他对任何与文学界权威沾边的事都嗤之以鼻。 He is highly disdainful of anything to do with the literary establishment.

living nature，organic sphere，biological world ；

[例句] 这一词使一大批生物界后起之秀兴趣倍增. This word added zest to a new group of biologists.

[例句] 杰克对生物界的现象感兴趣, 像毛虫变成蝴蝶. Jack is interested in biological phenomena, such as caterpillars turning into butterflies.