专业英语四级必考词汇

在学习专业英语词汇中，有时同义词的'辨析是很不容易的，我们一般从三方面进行区分，即：语法、语义和文体。语法主要是词性、搭配、句式等的区分;语义主要是词义的本义、引申义、比喻义和内涵和外延等的区分;文体主要是正式和非正式、褒义和贬义等的区分。

1.错误

(误会) mistake: A wrong thought, act. It implies carelessness. Anyone can make a mistake.

(过错 弱点) fault: A bad point, but not of a serious moral kind. It refers to behavior and character. His only fault is that he lacks ambition.

find fault with sb / at fault

shortcoming: weakness, failing ; It refers to failures or deficiencies in things as well as people.

In spite of all her shortcomings I still think shes one of the best teachers in the school.

(疏忽) error: A mistake (formal sometimes literary) It implies deviation from a standard or model

The accident was caused by human error.

(缺点 毛病) defect: sth lacking or imperfect. It refers to quality.

The radio was returned because of a defect.

(失误 过失) blunder: A very stupid or unnecessary mistake. It implies ignorance.

This is the fatal blunder of his life.