anthropology is the scientific study of man. 由定義可知,anthropology就是"研究人類的科學"。
In slang the term "jam" constitutes a state of being in which a personfinds himself or herself in a difficult situation. 同樣,從上下文的定義可知jam一詞在俚語中的意思是"困境"。
定義句的謂語動詞多為:be, mean, deal with, be considered, to be, refer to,be called, be known as, define, represent, signify, constitute等。
Capacitance, or the ability to store electric charge, is one of the most common characteristics of electronic circuits.
由同位語我們很快猜出生詞capacitance詞義---電容量。需要注意的是:同位語前還常有or, similarly, that is to say, in other words, namely, or other,say i. e.等副詞或短語出現(xiàn)。
定語從句Krabacber suffers from SAD, which is short for seasonal affective disorder,a syndrome characterized by severe seasonal mood swings.
根據(jù)生詞SAD后面定語從句which is short for seasonal affective disorder和同位語a syndrome characterized by severe seasonal mood swings,我們可以推斷出SAD含義,即"季節(jié)性情緒紊亂癥"。
根據(jù)舉例猜測詞義恰當?shù)呐e例能夠提供猜測生詞的重要線索,例如:
The consequences of epochal events such as wars and great scientific discoveries are not confined to a small geographical area as they were inthe past.