defect
n
fault or lack that spoils a person or thing 缺點; 不足之處; 毛病; 瑕疵
a defect of character 性格上的缺陷
mechanical defects in a car 汽車的機械缺陷
defects in the education system 教育制度的不足之處. =>Usage at mistake1 用法見mistake1.
defect v [I, Ipr]
~ (from sth) (to sth) leave a party, cause, country, etc, and go to another 背叛; 叛變; 叛黨; 脫黨; 叛國; 投敵; 變節
She defected from the Liberals and joined the Socialists. 她脫離自由黨, 加入了社會黨.
One of our spies has defected to the enemy. 我們的一名特工已叛變投敵.
My dear friend, Mathilde. Let me tell you something. That necklace you borrowed from me wasn't a real diamond necklace. It wasn't valuable at all. The stones in the necklace were made of glass. It was worth five hundred francs at the most.