Safaricom says nearly eight million people in Kenya now use M-Pesa.
VOA: special.2009.11.02
D-A-V-I-D I'm not hardcoding in D-A-V-I-D anymore but I can still use a variable.
我不再把名字写死为,而是用一个变量来代替。
And while I'm at school in class, I can use the e-books of the courses that I'm studying.
在学校上课的时候,我也可以使用那些我修的课程的电子材料。
"I'm a lima.Lima is a term we use for half-breed.
VOA: standard.2009.12.11
I'm gonna use two integers-- two variables rather.
我用两个整数--或者两个变量。
to do sqrt, or square root-- no, I'm going to square root use sqrt, that's the name I'm using here-- square root a hundred different places in some piece of code. Without function, I'd have to copy that piece of code everywhere.
让我做一下准备,想象一下我要调用sqrt或者-,不,我会调用sqrt函数,这是我在这里用的名字,我得把这段代码到处复制。
I'm all set, I only use this chalk.
我很好,不---我准好了,我只有这只粉笔,I’m,fine。,I,don’t,–
So, we know in this example the initial height should be 15 meters and the initial velocity should be 10, and for acceleration, I'm going to use -g and to keep life simple, I'm going to call it -10.
我们知道在这个例子中,初始高度为15米,初始速度为10,然后是加速度,我们用"-g"表示重力加速度,为了计算方便,加速度的值取为-10
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