〈 1．delete 消去 〉

*You should cancel out all the noughts．你應該消去所有的零。

2．neutralize 抵消

*The extra payment has cancelled out all his debts．那筆額外收入把他所有的債務都抵消了。

*These two arguments actually cancel each other out．那兩個論點實際上互相抵消。