But if I promise to give my daughter a handful of diamonds because I love her, there is no "consideration" for my promise; she contributes nothing in return.

但如果我因为深爱我的女儿而答应送给她几粒钻石，那么我的承诺里就没有“约因”，她无须回报什么。

youdao

Since then he has supplied them with arms, in return for diamonds.

ECONOMIST: Sierra Leone

However, Judge Lussick said in return for a constant flow of diamonds, Taylor provided arms and both logistical and moral support to the Revolutionary United Front (RUF) rebels - prolonging the conflict and the suffering of the people of Sierra Leone.

BBC: Liberia ex-leader Charles Taylor get 50 years in jail