If your customer thinks he's been had, you have to make him happy.

要是顾客觉得他受骗了，你得想法取悦他。

《柯林斯英汉双解大词典》

I want to buy something special for my grandpa to make him happy.

我想买一些特别的东西给我爷爷，让他高兴。

youdao

But there was nothing I could do to make him happy.

但Grant还是又滚又叫，他只要我，可我没法让他高兴。

youdao

Besides,Sylvie wanted to make him happy.

VOA: special.2010.04.03

One of my UK sports sources says they want to keep him from going to Europe and have been bending rules to make him happy.

FORBES: Is Brazilian Soccer Star Neymar Spending His Way To Bankruptcy?

The court also heard Mrs Philpott and her husband had threesomes with co-defendant Paul Mosley on a number of occasions, "to please Mick, to make him happy".

BBC: Derby fire deaths: Mairead Philpott 'abused by her father'

Mrs Philpott told the jury she and her husband had threesomes with co-defendant Paul Mosley on a number of occasions, "to please Mick, to make him happy", including in the hours before the fatal fire.

BBC: Derby fire deaths: Paul Mosley will not give evidence