unspoken

US /ʌnˈspoʊ.kən/
UK /ʌnˈspoʊ.kən/
"unspoken" picture
1.

不言而喻的, 未说出口的

not expressed in speech; unstated or implicit

:
There was an unspoken agreement between them.
他们之间有一个不言而喻的协议。
Her eyes conveyed an unspoken message.
她的眼神传达了一个不言而喻的信息。