1. 未说出口的：unsoundness of mind 精神不健全;精神失常 | unspoken 未说出口的 | unspoken agreement 默契

2. 无言：8.Flying High 高飞 | 9.Unspoken 无言 | 10.First Dance 一流舞蹈

3. 未说出口的;非口语的：spoken 口语的adj. | unspoken 未说出口的;非口语的adj. | Δposture 姿势;体态n.

4. (无语)：Expressed (表达) | Unspoken(无语) | External(外在)

1. （想法、愿望、感情）没有言明的，没有说出口的
If your thoughts, wishes, or feelings are unspoken, you do not speak about them.

e.g. His face was expressionless, but Alex felt the unspoken criticism...
他面无表情，但亚历克斯能感觉到他未明言的批评之意。
e.g. The other unspoken fear here is of an outbreak of hooliganism.
这其中另一个未言明的担忧是足球流氓可能突然闹事。

2. （协议等）不成文的，默契的，默认的
When there is an unspoken agreement or understanding between people, their behaviour shows that they agree about something or understand it, even though they have never spoken about it.

e.g. There had been an unspoken agreement between them that he would not call for her at Seymour House...
他们之间曾经有过默契，那便是他不会到西摩屋去找她。
e.g. Most designers share the unspoken belief that fashion is a valid form of visual art.
绝大多数设计师都默认这样一种观点，即时装是视觉艺术的一种有效形式。