unfathomable (adj.) unfathomable adj.深得無法到達底部的；莫測高深的；難以了解的unfatherly adj.不像父親的；有失父親身份的；嚴厲的；殘酷的unfathered adj.無父母的；庶出的；作者不詳?shù)?/p>unfastidious adj.不愛挑剔的；不過分講究的；不苛求的unfastens v.解開；松開unfastening v.解開；松開unfastener n.解開者；開啓者unfastened v.解開；松開unfasten (v.) unfasten v.解開；松開unfashioned adj.未成形的(未加工的)unfashionably adj.舊式的；不流行的；不時髦的；過時的unfashionable (adj.) unfashionable adj.舊式的；不流行的；不時髦的；過時的unfarniliarity 陌生化unfancy adj.不別致的；簡單的；無裝飾的unfancied adj.不可能贏的unfamous (adj.) unfamous adj.不著名的；不出名的