early 13c., from un- (1) "not" + seen. Similar formation in Old English ungesewen, Middle Dutch ongesien, Dutch ongezien, Old High German ungesëhan, German ungesehen, Old Norse usenn.
实用例句
1. Although people sometimes buy property sight unseen, it'sa remarkably bad idea.
尽管人们有时没看房就买了房，但这真是一个很糟糕的主意。
来自柯林斯例句
2. The forest was dark and silent, haunted by shadows and unseen presences.
这个森林黑暗寂静，经常有幽灵和看不见的鬼怪出没。
来自柯林斯例句
3. There was barely time for the two boys to escape unseen.
两个男孩想趁人不备偷偷溜走几乎是来不及的。
来自柯林斯例句
4. He was killed by a single shot from an unseen soldier.
一个埋伏的士兵一枪就把他打死了。
来自《权威词典》
5. There were unseen dangers from every side for the travellers.
