border，bounds，boundary，frontier，limit
这些名词都含有“边界，边境”之意。
border多指国与国之间或两地区的分界处，即分界线附近的边缘部分。
bounds常与boundary换用，指土地边界，但意思不如boundary明确，主要用于抽象事物和文学作品中。
boundary侧重地图上正式标定的、双方遵守的边界，也可指较小行政单位间的界线。
frontier指两国接壤的前沿地区，属于各国的国境和边疆，多指设防的边界。
limit含义广泛，常用作复数。指任何界限、范围、分界线外面的部分，可指有形或无形的东西。
He succeeded in keeping his temper within bounds.
他忍住了怒火.
——《现代英汉综合大词典》
He went beyond the bounds of reason in those days.
他那时候太狂妄了.
——《现代汉英综合大词典》
Canada bounds the United States on the north.
加拿大与美国北部接壤.
——《简明英汉词典》
Changes in temperature occur slowly and are constrained within relatively tight bounds.
温度变化缓慢，而且局限在相对较小的范围内。
柯林斯例句
Their avarice knows no bounds; you can never satisfy them.
他们贪得无厌, 你永远无法满足他们.
《现代汉英综合大词典》
The passion of Argentinian football fans knows no bounds.
阿根廷足球迷极为热情。
柯林斯例句
Her French is improving by leaps and bounds.
她的法语进步非常快.
《简明英汉词典》
The total number of species on the planet appears to be growing by leaps and bounds.
地球上的物种数目似乎正飞速增长。
柯林斯例句
In male company, perhaps he did overstep the bounds of propriety.
在清一色男性的公司里，可能他的举止确实有失得体。
——柯林斯例句
American parents may soon be able to rule violent TV programmes out of bounds.
美国的家长可能很快就会迫使含有暴力内容的电视节目遭禁播。
——柯林斯例句
He's improved in leaps and bounds this season.
他今季的表现一日千里。
——柯林斯例句
For the last few days the area has been out of bounds to foreign journalists.
最近几天该地区禁止外国记者进入。
——柯林斯例句
The vitriol he hurled at members of the press knew no bounds.
他对媒体的尖刻抨击没完没了。
——柯林斯例句
Unfettered by the bounds of reality, my imagination flourished.
跳出现实的束缚，我的想象力天马行空。
——柯林斯例句
Tom's love affair with France and most things French knew no bounds.
汤姆对法国和大多数法国东西都无比热爱。
——柯林斯例句
What he did went beyond the bounds of law.
他的所作所为已超出了法律允许的范围.
——《简明英汉词典》
This place is out of bounds to students and troops.
这个地方禁止学生和军人入内.
——《简明英汉词典》
Jill's making excellent progress; she's coming along in leaps and bounds.
吉儿进步很快, 她正飞快地赶上.
——《简明英汉词典》
The king maintained order within the bounds of his realm.
国王在其王国的疆界之内维持着秩序.
——《简明英汉词典》
The firm's costs must be kept within bounds on this new contract.
根据这份新合同,公司的费用要限制在规定的范围之内.
——《简明英汉词典》
His greed for power knows no bounds.
他的权力欲是无止境的.
——《简明英汉词典》
A man's life is limited, but service to the people knows no bounds.
一个人的生命是有限的, 但为人民服务是无限的.
——《简明英汉词典》
Knowledge knows no bounds.
知识是没有穷尽的.
——《现代汉英综合大词典》
People's joy knew no bounds when the news of victory arrived.
胜利捷报传来,人人欣喜若狂.
——《现代汉英综合大词典》
Swedish industry has of late years grown with leaps and bounds.
瑞典的工业近年来飞跃增长.
——《现代汉英综合大词典》
You must keep your hopes within reasonable bounds.
你必须把你的希望寄予合理的范围之内.
——《现代英汉综合大词典》
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