Well, you notice that, in fact, that also goes up roughly three- to fourfold.

我们可以看到人口数也翻了三到四番。

Fourfold patterns fit in a square grid, and sixfold patterns in a hexagonal grid.

四重图案很适合方形网格， 六重图案和六边形网格很配。

One with eight petals is part of the fourfold category, and so on.

八片花瓣也属于四重对称，以此类推。

That was nearly a fourfold increase on a similar survey conducted in 2013.

和2013年进行的类似调查相比，该比例上涨了近4倍。

The world population increased fourfold in the last century, so what can we expect for the next century?

世界人口在过去的一个世纪里增加了四倍，那么，下个世纪怎么样？

Marrying later From 1950 to 1990, the number of young single women across Asia increased almost fourfold, from 22 million to 82 million.

婚更晚从 1950 年到 1990 年，亚洲年轻单身女性的数量增加了近三倍，从 2200 万增加到 8200 万。

Or, I guess if you just count straight-up rebellion against authority, a fourfold mission.

或者，我想如果你只把对权威的直接反抗算作一项四重命。

Since 1960, the number of masters' degrees awarded annually has risen more than fourfold to 337,000.

自 1960 年以来，每年授予硕士学位的人数增长了四倍多，达到 337,000 人。

We got the Army away; and they have paid fourfold for any losses which they have inflicted.

我们把军队赶走了；他们已经为自己造成的任何损失付出了四倍的代价。

We know that talking on the phone has about a fourfold increase in crash risk, and texting is much worse.

我们知道，打电话祸风险增加四倍，而发短信的情况更糟。

Orders have surged more than fourfold, and customers now have to wait until March for delivery, compared with as little as four weeks a year ago.

订单激增超四倍，现在顾客得等到明年3月份才能收到货，而相比之下，一年前等待的时间仅为1个月。

For the appetite Mammy had always deplored, the healthy appetite of a nineteen-year-old girl, now was increased fourfold by the hard and unremitting labor she had never known before.

关于食欲，嬷嬷是很替她伤心的的，因为一个１９岁姑娘的正常食欲，由于她从未听说过的持续不停的艰苦劳动而增加了四倍。

Since its inception in 2000, total African exports utilizing its benefits have increased fourfold, and the U.S. is committed to building on this growth by extending the program for another 15 years.

自该项目2000年启动以来，从中获益的整个非洲出口量翻了四倍，美国致力于在未来15年内扩展该项目，在此基础上再接再厉。

The growth in public money for academic research has speeded the process: federal research grants rose fourfold between 1960 and 1990, but faculty teaching hours fell by half as research took its toll.

用于学术研究的公共资金的增长加速了这一过程：1960 年至 1990 年间，联邦研究拨款增加了四倍，但由于研究付出了代价，教师的教学时间减少了一半。