1、我最喜欢的科目是数学,因此我数学好。My favorite subject is math, so I mathematics well
2、今天几号?9月9号。What's the date today On September 9
3、让我领你参观一下这栋现代化大楼吧。Let me show you around the modern building it
4、我每天步行去学校需要花20分钟。Every day I go to school on foot takes 20 minutes
5、 妈妈每天怎样去上班?骑自行车。Mom how every day go to work Riding a bicycle
1For tables involving other angles see the next page
涉及到其他角度的(数据)表,见下页
省略了(you can) ,you can see the next page
table加s表示有多个(数据)表
2Functions of angles in all quadrants in terms of those in quadrant I
3For extensions to other quadrants use appropriate sign as given in the preceding
使用前面给出的适当的符号,(这些结论)可以扩展到其他象限
extension加s表示有各种扩展,如到每一象限可能就需要一种扩展
4(前面是一个公式), is a many-valued function of x which is a collection of single-valued functions called branchesSimilarly the other functions
是一个x的多值函数,其中x是一个包含了branch的集合,而branch是一单值函数
5For many purposes a particular branch is requiredThis is called the principal branch and the values for this branch are called principal values
应用中多数场合需要一个特定的函数这个特定的函数被称为主函数,主函数的值被称为主值
6Solid portions of curves correspond to principal values
这些曲线的实线部分对应主值
7The following results hold for any triangle
hold for的意思: 对成立
8Then the following results hold
hold: 成立
下面的结果(论)成立
主+谓 结构
Suppose these quantities are arranged in a circle as in figure1
where we attach the prefix co[indicating complement]to hypotenuse c
indicating complement: 指补充
9Except for right angle C there are 5 parts of spherical triangle ABC which if arranged in the other as given in Fig2 would be a b A c B
除了直角C之外, 球面三角ABC有5个部分若按图2中的方式排列的话,这5个部分分别是 a b A c B
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