deep down
US /diːp daʊn/
UK /diːp daʊn/

成语
1.
内心深处, 骨子里
referring to one's true feelings or beliefs, often hidden or not openly expressed
示例:
•
She acts tough, but deep down, she's very sensitive.
她表现得很坚强,但内心深处她很敏感。
•
I know deep down that he means well.
我内心深处知道他是好意的。
在 Lingoland 学习这个单词