四个小黑人，结伙出海遭大难；青鱼吞吃血斑斑，四个只剩三。
她每天晚上只睡四个小时。
第四个是只紫色的老鼠。
欧洲的研究人员研究了源于四个物种的493只蝙蝠。
The European researchers studied 493 bats from four bat species.
一周后，他们被要求连续两晚每晚只睡四个小时。
A week later, they were asked to sleep for only four hours every night for two nights in a row.
就这样，我上路了。带着四个孩子和一只小羊羔，以及支撑我走下去的永恒不变的乐观主义精神。
That is how I found myself on the road with four kids, a baby lamb and nothing but my everlasting optimism to see me through.
特别体育运动参与率从1981年到1997年上升了近50%：男孩们现在平均每周花四个小时做运动；而女生则只花一半的时间。
Involvement in sports, in particular, rose almost 50% from 1981 to 1997: boys now spend an average of four hours a week playing sports; girls log half that time.
科学家指出，这些食肉动物只生活在群岛中的四个小岛上，那里的猎物基数太小，哺乳类食肉动物无法生存。
These carnivores live only on four small islands in the archipelago where, scientists note, the prey base is too small to support mammalian carnivore.
瓦格纳写了这样一份遗嘱：给他的四个兄弟每人留下他的一条腿或一条胳膊，他的侄子得到了他的鼻子，他的两个侄女每人得到了一只耳朵。
Wagner wrote a will that would do this: to each of his four brothers, he left one of his legs or arms, his nephew got his nose and his two nieces each got an ear.
她引用了约翰•霍普金斯大学的一项研究。该研究发现，约旦妇女有时只在生了第四个女孩或第二个男孩之后才开始避孕。
She cites a Johns Hopkins University study that found that women in Jordan sometimes start to use contraceptives only after the birth of their fourth girl or second boy.
但是光并非只走一条路径，而是可以从两个或四个不同路径中的一个绕过物体，这样科学家可以获得两倍或四倍的信息量。
But instead of taking a single path, light can bend around the object in one of two, or four different routes, thus doubling or quadrupling the amount of information scientists receive.
文法包含四个单词，并且使用这些单词只给出三种可能的答案。
The grammar contains four words, and using those words gives only three possible answers.
对奥斯特而言，写作《黑暗中的男人》的过程不同于以往，只花了四个月时间，比他以前写的任何一本书都快。
The process of writing Man in the Dark was, Auster says, unusual for him. It took just four months, faster than any other book he's written.
最后我计划只旅行四个月，但实际旅行了一年多。
I planned to travel only four months and wound up going for over a year.
“他们传达给孩子的信息是：你不能只做你自己。”洛瑞·梅菲尔德，犹他州德雷珀一位30岁的有四个孩子的母亲这样对NBC新闻说。
"They send the message to kids that you can't just be you," Lori Mayfield, a 30-year-old mother of four from Draper, Utah, tells NBC News.
佩林的与媒体的关系一直很紧张，四个星期的竞选活动佩林只给予两次采访的机会，没有举行过记者招待会。
Palin's relations with the media have been strained - after four weeks of campaigning Palin has granted just two interviews, and held no press conferences.
他们训练一只狐猴打开绞合门，让它四个同类在旁边观看它反复打开罐子来拿吃食。
They trained one lemur to open the hinged door, then had four lemurs watch their comrade repeatedly open it and get snacks inside.
而且只死过四个人。
电脑记录大脑信号，并据此做出反应，而这些信号只来自于内侧颞叶内的四个脑细胞。
The brain recordings and the input to the computer were based on the activity of just four cells in the temporal lobe.
例如，在迁移之后，IT团队可能只支持两个桌面PC机型和四个笔记本机型。
For example, after the migration, the IT team might support only two different desktop PC models and only four different notebook models.
在这片区域里，放在男士袜子中的一只鸽子看着“目标”的图案。 它可以通过啄四个杠杆来使“目标”上下左右移动。
The pigeon could then peck on one of four levers that moved the 'target' up, down, left and right.
我属于幸运的一户，电只停了大约四个小时。
I was one of the lucky ones, going without power for about four hours.
在此示例中，只从现有的XML文档中获取四个节点值；除了提取的节点之外，XML文档可能包含许多其他xml节点。
In that example, you are only fetching four node values from the existing XML documents, which may contain a larger number of XML nodes in addition to the ones you're extracting.
吃完四个煎饼，八条熏肉，牛奶喝得只剩两小杯后，我还在嚷饿，于是她又给我做了三个蛋，并拿家里烤的面包做了半条吐司。
After four hot-cakes, eight strips of bacon, and all but two small glassfuls of the pitcher of milk, I complained of hunger, so she made me three eggs and a half loaf of toast from home-baked bread.
只着四个街区了，在通过这条街到达我们家的土路前，我们一起等着车流通过。
Just four more blocks and we waited side by side for the traffic to subside before crossing the street to the dirt road our house was on.
我们只做四拍，因为我觉得这样的效果更好，大家都用脚打四个拍子。
We're going to do this in four, just for — just because I think it works out better so everybody tap your foot with a four beat.
1991年只有四个，1999年已经达到了42个。
From just six in 1991, their number had increased to 42 by 1999.
1991年只有四个，1999年已经达到了42个。
From just six in 1991, their number had increased to 42 by 1999.
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