A few seconds of fiddling let scientists and engineers multiply, divide and find square and cube roots.
A few seconds of fiddling let scientists and engineers multiply, divide and find square and cube roots.
只要拨弄几秒钟，科学家或工程师就能计算乘除、求出平方根与立方根。
A few seconds of fiddling let scientists and engineers multiply, divide and find square and cube roots.
只要拨弄几秒钟，科学家或工程师就能计算乘除、求出平方根与立方根。