by totally 是“完全”（=completely）in total 是“
in total=totally=in all
1、 totally 全部的完全的
2、 in total 总计，总共
3、 a total failure 完全失败
4、 I totally agree with you.
我完全同意你的看法.
5、 That will cost you$8 in total．
你总共要花8 美元.
例1:
The cultural background of China is totally different from that of the US.
中国的文化背景与美国的完全不同。
different是形容词，意思是不同的，要用副词修饰，totally是副词，意思是完全地
例2:
It is a pity that  in total only six pieces of musicby Abing were recorded
遗憾的是，阿炳总共只录制了六首曲子。
根据句意，本题要表达总共六首曲子的意思，总共英语是in total
totally和intotal区别
totally指完全地，彻底地，可以放在be动词后或者句尾。in total指（数量上）总共，可以放句首或者句尾。