at home in

• 熟悉, 精通

at home in的用法和样例：

例句

1. The dance girl is quite at home in front of strangers.
   那个跳舞女郎在生人面前没一点紧张。
2. I'm always at home in the evenings.
   晚上我总是在家里。
3. At home in sth.
   精通; 擅长
4. Is it difficult to feel at home in (ie confident when using) a foreign language?
   精通一门外语难不难?
5. The Canadian-Japanese is at home in both languages.
   那个加拿大籍日本人两种语言都精通。