inexplicable

1. ADJ If something is inexplicable, you cannot explain why it happens or why it is true. 無(wú)法解釋的

His behaviour was extraordinary and inexplicable. 他的行爲(wèi)離奇且令人費(fèi)解。

2. inexplicablyADV 無(wú)法解釋地

She suddenly and inexplicably announced her retirement. 她突然令人費(fèi)解地宣佈退休。