two by four

Badminton can be played by two or four people.

羽毛球可由两人或四人来打.

《简明英汉词典》

Two of the world's top four computer manufacturers have announced a shotgun wedding prompted by slumping sales and disastrous financial losses.

世界四大计算机制造商中的两家因销量锐减和严重亏损已闪电宣布合并。

《柯林斯高阶英汉双解学习词典》

Total AAAD ( apparent amino acid digestibillity) were increased by 3.85%, 3.49%, 2.76% and 4.12% when cockerels were fed pre-experimental diet with enzyme supplementation for one week, two weeks, three weeks, and four weeks compared with common diet group.

与常规日粮组相比，加酶日粮预试一周、二周、三周及四周再强饲，可使总氨基酸表观消化率分别提高3.85、3.49、2.76及4.12个百分点。

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The explosiveness of four kinds of coal has been determined by testing two parameters, the lower explosion limit and the length of return fire.

该试验通过测定爆炸下限与返回火焰长度这两个参数来确定4种煤粉的爆炸性。

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Finally, by introducing four defined transcription factors into pig fetal fibroblasts and ovarian epithelial cells via retroviral transduction, the two types of cell have been induced into pluripotent stem cells and the reprogramming efficiencies were compared.

最后，利用包装好的逆转录病毒将4种特定的转录因子导入猪胎儿成纤维细胞及猪卵巢表皮上皮细胞，对其进行重编程诱导产生干细胞，并比较其重编程效率。

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PATA's Koldowski says Asia's travel market should grow by about four percent in2010 but that will still be half the growth rate of two years ago.

亚太旅游协会的张科德说，亚洲旅游市场估计到2010年可以增长约4%。但是这一数字只是两年前增长率的一半。

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All-sided Promotion of the Laboratory Construction and the Experimental Teaching Reform by Building Two Platforms and Structuring Four Systems

搭建两个平台构建四个体系全面推进实验室建设和实验教学改革

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I arranged up to four apps on the large high-resolution display ( though two fit best), and switched between full-screen apps by using the Alt+ Tab keyboard shortcut.

我在大大的高分辨率显示屏上布列了多达四个应用程序（虽然两个是最好的），通过使用Alt+Tab快捷键就可以实现应用程序间的全屏切换。

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Methods Six cases of sex cord tumor with annular tubules, of which four were benign, the other two were malignant, were studied by clinical pathological observation, AgNOR count and clinical follow up.

方法：对6例卵巢环状小管性索瘤，良性4例，恶性2例，进行临床病理观察，AgNOR计数及术后随访。

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