We can take it to be zero.
可以令它等于零.
So,we set this to be zero.
因此,我们令它等于零.
We are setting y equals constant.
我们令y等于常数.
What if I plug t equals 0 in here?
如果我令t等于0会怎样?
令y等于0,而且dy也等于.
I will set y equal to zero also dy equal to zero.
set w equal to some constantc
令w等于某个常数.
so if we set u equals x over a
因此如果我们令u等于x/a
因此,我总结了一下:
令.等于零
set/take.to be zero.
set/take.equal to zero.
set/take.equal zero.
set/take.equal to be zero.
2.
We can take it to be zero.
可以令它等于零.
So,we set this to be zero.
因此,我们令它等于零.
We are setting y equals constant.
我们令y等于常数.
What if I plug t equals 0 in here?
如果我令t...
I have a nice school. It is large and beautiful. There are thirty classes in our school. There are many trees around the school. The teachers are friendly to us. My class is on the first floor. There ......