英語考研單詞學習：必背核心詞組

economize on 節省

同義替換：= save sth. instead of being wasteful

economize 原始涵義：vi.節省;減少開支

We’ve economized as much as possible,but to little great avail,since we stil owe a lot of money.

我們儘可能節儉,但沒什麼用,因爲我們仍然欠了一大筆債。

造句：He'd rather economize on clothes and food than travel.

他寧願儉衣節食，而不願節省旅遊開銷。

have an effect on 對…有影響

真題重現：Even quite big changes in the price of crude have a more muted effect On pump prices than in the past. 即使原油價格大幅度增長，這對汽油價格的影響也沒有過去那麼大了。(2002 閱讀)

造句：What you say or do will have an effect on others.

你所說或所做的每一件事都會對別人產生影響。

be in effect 有效

同義替換：= be in operation

造句：InitiAlly the contract will be in effect for 3 years.

最初契約的有效期爲三年。

go into effect 生效.

【Tips】短語不能用於被動語態;主語一般爲非人的主語。

同義替換：= come into effect=take effect= be brought into effect

造句：

These Regulations shall go into effect as of December 1, 1987.

本條例自1987年12月1日起施行。

These rights come into effect upon sending the image.發送圖片後，你就可以行使這些權利了。

in effect 實際上

同義替換：= in fact=really

真題重現：

①有效

【例句】The regulations are stil in effect after working for 20 years. 這些規章在實施 20 年以後仍然有效。

②實際上

【例句】Although the Supreme Court ruled that there is no constitutional right to physician-assisted suicide, the Court in effect supported the medical principle of “double effect”. 雖然最高法院認爲，憲法沒有規定醫生可以協助病人自殺，但法院實際上支持了醫學界“雙重影響”的原則。(2002 閱讀)

造句：Such a procedure is, in effect, deciding upon the weight of the total evidence.

實際上，這樣的程序決定於全部事實資料的影響力。