unknow

vt. 不知道或不了解

词形变化

unknew unknown unknows 三单 unknows unknowing 现在分词 unknew 过去式 unknown 过去式 unknown 过去分词

释义与例句

v.
  1. 1.

    To undo the process of knowing; to lose knowledge of something.

词源

From un- + know.

来源：wiktionary