不知何故
Traditional form:
不知何故
Pinyin (reading):
bùzhīhégù
Definitions:
- somehow
Characters:
- 不 - no, not, un-; negative prefix
- 知 - to know, to perceive, to comprehend
- 何 - what, why, where, which, how
- 故 - reason, cause; happening, instance
Traditional characters: