To my immense gratification, he fell into the trap.

令我极为满意是,他中了圈套。

His son’s success was a great gratification to him.

他儿功是令他深感慰事。

Your approval gives me much gratification.

承蒙认可, 我非常高兴。

The guide received a gratification.

这个向导收到了一笔酬金。