Five years into the 21st century, the international situation is undergoing profound changes while peace and development remain the themes of our times.

21世纪已进入第五个年头。国际形势正发生深刻变化。

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Back in the mid-twentieth century, Elisabeth Kubler-Ross identified the five stages of grief - denial, anger, bargaining, depression, and acceptance - and they stuck.

20世纪中叶时，伊利莎白·罗丝观察到人们难过的五个阶段—否认、愤怒、讨价还价、沮丧，接纳—然后去做。

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At the start of the 20th century they were typically made up of about five raw materials: wood, rubber, steel, glass and brass.

在20世纪初，汽车一般由5种原材料制造而成，也就是木材、橡胶、钢铁、玻璃和黄铜。

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So, initially they came up with four lines and then eventually five and even six, and then they went back to five by the fifteenth century.

那么,他们最初提出的是四条线,但是最终却是五条线,甚至六条线,然后在十五世纪又回到了五条线

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Tests show in the nineteenth century that people could type four or five times as fast as they could handwrite and there's no ambiguity because it's very clear what key was struck; whereas, handwritten--fast handwriting becomes impossible to read--or difficult.

通过测试显示，在19世纪,人们打字的速度是手写的4至5倍,而且也不存在字迹模糊的问题,因为键盘敲击出来的非常清晰;,而手写，尤其是快速手写根本无法阅读,或者说是很难阅读。

耶鲁公开课 - 金融市场课程节选

The longest conclave held since the turn of the 20th century lasted five days.

CNN: STORY HIGHLIGHTS

The chief executive of Welsh literature organisation Academi called Mr Garlick one of the top five mid-20th Century English writers in Wales.

BBC: Tributes paid to Anglo-Welsh poet Raymond Garlick

In order to achieve that, you need to understand five forces shaping the 21st century.

FORBES: Five Forces Shaping the Future