adj.未被要求的; 未经邀请的; 非受命的; 自愿的

Unbidden Guest → 不速之客
unbidden guests → 不请自来的客人

1. The name came unbidden to Cook's mind — Ashley Stoker.
[汉]库克的脑海里不由自主地闪现出一个名字——阿什利·斯托克。
——来自柯林斯例句
2. He walked into the room unbidden.
[汉]他径自走进了屋子。
——来自《权威词典》
3. The words flowed unbidden from my pen.
[汉]这些字句从我的笔端滚滚流出.
——来自《简明英汉词典》
4. Unbidden, his thoughts turned to his wife, who had died two years ago.
[汉]他不禁想到了两年前去世的妻子。
——来自辞典例句
5. They arrived unbidden at the midnight.
[汉]他们半夜里不期而至.
——来自辞典例句

【Adjective】

1. not invited or requested;
"unbidden guests"
"comments unbid and unwelcome"