亚洲国产成人精品久久久国产_欧美日韩国产成人高清视频久久国产福利免费_国产又爽又黄无码无遮挡在线_丰满的邻居hd高清中文字幕_中国肥胖老太牲交_MD0112私人麻将馆艾秋_国产毛片粗话对白_菠萝蜜一区无限观看_中文字幕伊人无码久热_婷婷五月色综合色

　　今天又為大家?guī)硪唤M易混淆的英語詞匯，希望能對(duì)您有所幫助。basic, elementary, fundamental, primary這一組形容詞都有“基本、基礎(chǔ)的”之意。那么我們?cè)撊绾螀^(qū)分呢？

　　1.Basic

　　You use basic to describe things, activities, and principles that are very important or necessary, and on which others depend.

　　Basic既可用于具體事物，也可用于抽象事物。

　　例句：

　　That law deprived me of my most basic rights.

　　那條法律把我的最基本權(quán)利都剝奪了。

　　2.Elementary

　　Something that is elementary is very simple and basic.

　　著重指基本的或開始的事物，也指初步的概念和原則、必要的因素及組成部分。

　　例句：

　　He is ignorant of even the most elementary facts.

　　他連最基本的事實(shí)都不知道。

　　A proton is an elementary particle of matter. 

　　質(zhì)子是物質(zhì)的基本粒子。

　　3.Fundamental 

　　You use fundamental to describe things, activities, and principles that are very important or essential. They affect the basic nature of other things or are the most important element upon which other things depend.

　　一般只用于抽象的事物；

　　例句：

　　Industry leaders want scientists to engage in fundamental research, not applied research.

　　行業(yè)領(lǐng)袖希望科學(xué)家從事基礎(chǔ)性研究，而非應(yīng)用性研究。

　　Our constitution embodies all the fundamental principles of democracy.

　　我們的憲法體現(xiàn)了民主的所有基本原則。

　　4.Primary

　　You use primary to describe something that is very important.

　　最初的、主要的，表示在進(jìn)展順序中居于首位。

　　例句：

　　A distinction should be made between the primary and secondary tasks.

　　要區(qū)別主要的和次要的任務(wù)。

　　I don't think young people's primary aim in life is to get drunk.

　　我覺得年輕人生活的主要目標(biāo)并不是一醉方休。