ADJ [ADJ after verb, verb-link ADJ, ADJ n]自发的;不由自主的 If something happens unbidden, it happens without you expecting or wanting it to happen. 自发的;不由自主的 [literary]
The name came unbidden to Cook's mind — Ashley Stoker.
库克的脑海里不由自主地闪现出一个名字—阿什利·斯托克。
Unbidden, his thoughts turned to his wife, who had died two years ago.