1·The bigger the animal is, the lower its surface-to-volume ratio; for every ounce of body mass, there is proportionately less surface through which heat can escape.
动物体型越大，其体表体积比越低；躯体每增加一盎司的重量，所能散发热量的表面就成比例减少。
2·The effect of water binder ratio (W/C) was studied.
对水灰比的影响进行了研究。
3·Model CR118 has a Fraction to Decimal Conversion Chart and Trigonometric Ratio Equations etched on the front side.
CR118 模型的正面刻有一个分数到十进制的转换图和三角比公式。
4·At any rate, the separation ratio is accurate.
无论如何，这个分离比是精确的。
5·Europe doesn't have one. Even Germany - which has a debt-to-GDP ratio of 83 percent - can't credibly bail out Italy and Spain.
欧洲没有这样的武器，就连债务占gdp之比只有83%的德国也不能可靠地保证带意大利和西班牙走出困境。
1·The oxygen isotope ratio of the ocean changes as a great deal of water is withdrawn from it by evaporation and is precipitated as snow to form glacial ice.
随着大量的水通过蒸发被抽离，并以雪的形式沉淀形成冰川冰，海洋中氧同位素的比率就发生了变化。
2·Although women's wages are improving, Department of Labor statistics show that the ratio of their earnings with that of men have been roughly static since 1960.
尽管女性的工资在提高，但劳工部的统计数据显示，自1960年以来，女性收入与男性收入的比率基本保持不变。
3·This fascinating experiment showed that plants not only detect and react to specific wavelengths of light, plants can also detect and react to changes in the ratio of one wavelength to another.
这个有趣的实验表明，植物不仅能探测和对特定波长的光产生反应，还能探测不同波长比率的变化并对其做出反应。
4·C/N ratio can be taken as a rooting index of elm tip.
碳/氮比率可作为白榆新梢生根的指标。
5·For the eccentric model, Hipparchus found for the ratio between the radius of the eccenter.
对于偏心模型，希帕克斯发现了偏心半径之间的比率。
1·The school has a very high teacher-student ratio.
这所学校的师生比例很高。
—— 《牛津词典》
2·What is the ratio of men to women in the department?
这个部门的男女比例是多少？
—— 《牛津词典》
3·That would lead to the plant in its shade sensing an unusual ratio.
这将导致处于阴影中的植物感知到一个不寻常的比例。
4·A ratio of less red and to more far-red light would cause a reaction from the plant.
较少红光和较多远红光的比例会引起植物的反应。
5·The ratio of liquid to solid cargo shipped across the Ramian Sea did not vary significantly over the period.
在此期间，通过拉米恩海运送的液体和固体货物的比例没有明显变化。
1·Officials have recently expressed worries about strains on the liquidity of smaller Banks, and the lower reserve ratio will free up more funds for them to lend.
相关官员最近对小银行的流动性压力表示了担忧，下调存款准备金率将会令它们有更多资金可用于发放贷款。
2·She suggested it would be a temporary phenomenon, but added that further interest rate cuts and changes to the reserve ratio could be made, and further measures to stimulate consumption.
她指出，那将是一个暂时的现象，但他补充说，进一步降低利率和变动存款准备金率可以改变价格下降的趋势，并采取进一步措施，以刺激消费。
3·Deficits occur when the compression ratio specified cannot be achieved, and the system starts to use memory that cannot be created out of compression.
当无法达到指定的压缩率，系统开始使用无法通过压缩节省出的内存时，就会出现赤字。
4·For the first time, Basel III will also be introducing a new, internationally applied, leverage ratio requirement that includes firms' off balance sheet commitments and exposures.
这是第一次，巴塞尔iii将引进一个新的国际通用的杠杆率要求，包括金融机构资产负债表外的义务和风险暴露。
5·Currently Agile is accepted widely worldwide, but acceptance ratio in Japan is still I guess less than 20%.
敏捷已经得到世界范围的接受，但是在日本的接受率，我想还不到20%。
1·But apart from just being able to get the ratio, we can get the absolute number.
但是除了可以得到这个比值之外，我们也可以得到绝对数值。
2·In Wales, in contrast, the ratio is less than 60%.
作为对比，在威尔士这个比值还不到60%。
3·There is a significant change in the red to far-red ratio if a plant is shaded by foliage.
当一个植物被荫蔽时，它所面临的红光对于远红光的比值就会发生显著改变。
4·A common measure of affordability is the ratio of average house prices to average earnings, since income must ultimately pay for the acquisition of a property financed with a loan.
通常取得居民对房屋承受能力的方法是计算出平均房价与居民平均收入的比值，因为这些收入最终要在贷款的协助下购买房屋。
5·The ratio of GDP per head in the three richest regions to the three poorest increased by almost a tenth between 1990 and 2009.
从1990年到2009年，最富有的三个地区与最贫穷的三个地区的人均GDP比值几乎上涨了十分之一。