汤姆跑的速度是迈克的二倍。
黄石河飞流直下大峡谷谷底,形成的“下黄石瀑布”落差高达308英尺(94米)——是尼亚加拉大瀑布的二倍。
The Lower Falls of the Yellowstone River drops a stunning 308 feet (94 meters) to the canyon floor below—twice as big as Niagara Falls.
这是一种性别决定的方法,叫做单倍二倍体。
This is a method of sex determination known as haplodiploidy.
证据表明,卫氏并殖吸虫的二倍体型和三倍体型虫株的蛋白质及其抗原性之间存在着高度的同源性。
The evidence demonstrated that there was extensive homology of the proteins and antigens between diploid and triploid Paragonimus westermani.
这里需要用到二倍角公式。
这里再次用二倍角公式。
I mean, here you just use a double Angle again and then you can get it.
再次利用二倍角公式。
我们现在重做实验,这辆车质量是二倍。
And so we're going to redo this experiment now with a car here which is twice the mass.
这条街是那条街的二倍长。
这个老人是我年龄的二倍。
我的收入是以前的二倍。
我们把种族和民族的代表人数增加了二倍多。
这个车的质量是二倍。
四倍体与二倍体在形态学和细胞学上有明显差异。
There are obvious difference on morphology and cytology between polypoid and diploid .
十是五的二倍。
在英国,棕色轿车的销售量是黑色轿车销售量的约二倍。
About twice as many brown cars are sold as black cars in Britain.
二倍体功能大孢子的合点端细胞壁内的胼胝质荧光消失。
As development goes on, callose fluorescence disappears in the chalazal wall of diplosporous functional megaspore .
硅藻类的营养细胞是二倍体,它是由配子融合直接产生的。
In diatoms the vegetative cells are diploid, and are formed directly by the fusion of gametes.
今年大约有30家的公司面临股东决定,差不多是去年的二倍。
Around 30 companies faced shareholder resolutions this year, almost twice last year's figure.
经济学家预计2009年经济将约下滑4%——缩水程度是欧美的二倍。
Economists forecast a drop of around 4% in 2009-a contraction twice as severe as in America and Europe.
我知道我不是唯一吃肉的人,现在的人吃肉的份量,是50年代的二倍。
I also knew that I'm not alone. We as a society are eating twice as much meat as we did in the 50s.
但是当安插者喝三杯以上的时候,一些人喝的酒已经达到了其它人的二倍。
But when the plants had at least three drinks, some participants drank twice as much as others.
这些类型都是高度不育的,正如由基本的二倍体衍生三倍体和同源四倍体一样。
These forms are highly sterile, as would be expected of triploids and of autotetraploids derived from basic deploids.
二倍体生物:代表生活史中植物体阶段的二倍体生物,其单倍体仅局限于配子体。
Diplont a diploid organism that represents the vegetative stage in life cycles in which haploidy is restricted to the gametes.
方法采用肉汤二倍稀释法测定最低抑菌浓度(MIC)和最低杀菌浓度(MBC)。
Method Minimal inhibitory concentration(MIC) and Mininal bactericidal concentration(MBC) were determined by double broth dilution method.
这意味着失业的全职女性是男性的二倍,因为在工作场所里,男性的人数明显多于女性。
It means women are losing full-time jobs at twice the rate of men, because men significantly outnumber women in the workplace.
当然,更难看出的是,乒乓获得了两倍的速度,是台球速度的二倍,因为我们并没有做。
Now, of course, it is way harder to see that the ping-pong ball gets twice the speed of the billiard ball, because we don't do...
英国的年轻妈妈们的比例比荷兰高出五倍,是法国和西班牙的二倍,在这方面堪称位居前列。
The UK still leads the way when it comes to young mothers, and our rate is five-times higher than in the Netherlands and twice that of France and Spain.
英国的年轻妈妈们的比例比荷兰高出五倍,是法国和西班牙的二倍,在这方面堪称位居前列。
The UK still leads the way when it comes to young mothers, and our rate is five-times higher than in the Netherlands and twice that of France and Spain.
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