He spent his life sponging off his relatives.

他靠在众亲属那儿蹭吃蹭喝过了一辈子。

He should just get an honest job and stop sponging off the rest of us!

他就应该找一份踏实的工作，不要再揩我们其他人的油了！

Sponging and taking more than one's share and extravagance and waste on the part of cadres must be banned.

杜绝干部多吃多占和铺张浪费。

Don't keep sponging from your father!

不要老是向你父亲要钱！

Don't keep sponging from you parents!

不要总是找你父母要钱！