1·Now try middle C with your thumb.
“现在用你的拇指试中央的C”。
2·It has a deep range beginning about three octaves below middle c.
它有始于中音以下三个八度音阶的深度范围。
3·We're singing below middle C and the ladies are singing up an octave but that's still monophonic texture-- those notes have the same names.
我们唱得比中央c低,而女士们高了一个八度,但这还是单音织体,这些音的音名是一样的
4·Brazil's middle class is swelling: at the last count there were 97m people in marketing bracket "c", which means they are rich enough to contemplate getting on an aeroplane.
巴西中产阶级逐渐增多：近期统计有9700万人的生活水平达到C类市场，也就是说他们终于有钱可以考虑乘飞机出行。
5·The second had low phosphorus and low C/N ratio including fishes such as lower and middle carnivores such as Pseudosciaena polyactis, Platycephalus indicus and Argyrosomus argentatus.
第二类种类最多，主要包括小黄鱼、鲬和白姑鱼等中、低级肉食性鱼类，其元素组成特征为低磷、低C／N比值，；
6·Many cities such as Philadelphia, Detroit and even Washington D. C. experienced considerable declines in property values as middle and upper middle class residents moved out to the suburbs.
许多城市，比如费城，底特略，甚至华盛顿当年中上阶层举家迁往郊区的时候，都经历过大幅度的地产价值损失。
7·Normal vector points up. Imagine that you put your thumb along c, your index towards s and then your middle finger points up.
法向量向上，想象你把你的大拇指沿着C放，食指指向s，那么你的中指就会向上。
8·When eighth graders from Longmont, Colorado's Altona Middle School left for the East Coast, they knew they'd be coming to see the White House and some of D. c.
科罗拉多州郎蒙特市阿尔托纳中学的八年级生们来到了东海岸，他们知道此行会见到白宫和华盛顿特区的一些闻名的纪念碑。
9·Say when you're at the front of C prime, your thumb points to the right, your index points up because that's where the surface is, and then your middle finger will point out.
你在曲线C的前端，你的拇指指向右边，你给指出来了，因为那就是这个表面所在，然后你的中指就会指出。
10·It is estimated that more than 130 million girls and women alive today have undergone FGM/C, mainly in Africa and some Middle Eastern countries.
据估计现在活着的妇女和女孩中，有1300万人经受过FGM/C，她们主要分布在非洲和一些中东国家。