这是父母赚回来的血汗钱。

The money is made from fresh and blood of my parents.

那么，谁更对得起你的血汗钱呢？

So which deserves your hard-earned cash?

而汇这些血汗钱的成本同时取决于汇出地和汇入地。

But the cost of sending hard-earned cash depends on both the source and destination.

他从自己一分一厘节省的血汗钱里拿出一笔来，在房顶上安了一个避雷针。

At cost of precious money which he had long been saving up, shilling by shilling, he put a lightning-rod on the house.

好在叶城还算个有良心的包工头，他四处讨债，终于发了民工们的血汗钱，这才回到家。

Thankfully, Ye was a conscientious contractor and asked the money back from his debtors and finally paid all the money back to the workers.