not if i can help it

not if i can help it Not if I can help if i can help it怎么分析? 请问这句话的意思:“Not if I can help it,son .” 请问这句话的意思: “Not if I can help it, son .” if i can help I would appreciate it very much if you can help if i can help it是什么意思,谢谢了 if it had not been for your help ,i couldn't have done it. If I can help it, I will return you the money I owe you imme I knew it's not important but I can't help __about it. 分析一下句子中的it：I can't help it if …