暗暗高兴 meaning in English

laugh in one's heart

"oh, that's nothing, sir," cried philpot, secretly delighted .
“喔，不要紧，先生，”菲尔波特说，心里暗暗高兴。
She was secretly somewhat pleased by the fact that much of her husband s property was in her name , a precaution which hurstwood had taken when his home interests were somewhat more alluring than at present
不过她暗暗高兴，因为她丈夫的大部分财产放在她的名下，这是家庭比今日更具吸引力时赫斯渥采取的措施。
And with some vanity - for he was happy in his cousin s astonishment - he entered into particulars . the marquis was a councilor of state ; the count had recently been appointed chamberlain to the empress
见表兄感到很惊奇，他心中暗暗高兴，出于虚荣心，他说得更详细了：侯爵是国务参事，伯爵刚刚被任命为皇后的侍从长官。