technicality
n
1 technical term or point 術語; 專業上的細節
The book is full of scientific technicalities. 這本書里盡是科學術語.
The lawyer explained the legal technicalities to his client. 律師給委托人解釋法律上的要點.
2 detail of no real importance 不重要的細節
a mere technicality 無足輕重的細節.