press：If you press someone, you try hard to persuade them to do something. 极力劝说

Trade unions are pressing him to stand firm.

各工会在极力劝说他坚持立场。

pressure：If you pressure someone to do something, you try forcefully to persuade them to do it. 对…施加压力；强迫

He will never pressure you to get married.

他永远也不会给你施加压力让你结婚。

网友的句子表示“对...施加压力”，不可更换。