n.關(guān)心；關(guān)心的事；憂慮，擔(dān)心

vt.涉及；影響；關(guān)心；（使）擔(dān)心

n.公司；企業(yè)

Provision of shelter was their main concern for the disaster victims. 為災(zāi)民提供避難處是他們最關(guān)切的事。

I am not insensible of your concern. 我不是沒(méi)察覺(jué)到你的憂慮。

Rarely would a single concern have the entire facilities required for a complete testing program. 很少有一個(gè)公司能擁有為完成整個(gè)試驗(yàn)大綱所需要的全部設(shè)備。

TCL is a large concern in our country. 是我們國(guó)家的一個(gè)大企業(yè)。

The theory of relativity is concerned with two seemingly opposite ideas. 相對(duì)論涉及兩個(gè)似乎對(duì)應(yīng)的概念。

As a rule this concerns only part of the whole terminator 通常這只是影響地界線的一部分。

Local industry should concern itself with local needs . 地方工業(yè)應(yīng)關(guān)心本地的需要。

so far as ... is/are concerned，as far as ... is/are concerned，so far as concerns和as concerns都是“就...而言”的意思。注意后兩種表達(dá)中concerns用復(fù)數(shù)不用單數(shù)；

concern to后加不同動(dòng)詞有不同目的。 He was concerned to hear of her ill health.to hear表示原因 He was concerned to improve her health.to improve表示目的

concern后加不同介詞時(shí)，表示不同意思。 He was concerned about the matter.他為了這件事關(guān)心或擔(dān)心。 He was concerned in the matter.他參與了這件事。 He was concerned with the matter.他跟這件事有關(guān)。

be concerned with常與concern意思相同，concerned with常與concerning意思相同。下面兩句子意思一樣： The story is concerned with a national hero.The story concerns a national hero.這個(gè)故事?tīng)可娴揭粋€(gè)民族英雄。

concerned等于that is concerned或who are concerned，如everybody concerned (每個(gè)有關(guān)的人)，all concerned (有關(guān)各方) 和the department concerned (有關(guān)部門(mén)）。注意that is不可寫(xiě)出；

your concern for me意為“你對(duì)于我的關(guān)懷”，your concern over me 意為“你對(duì)于我的擔(dān)心”；

To whom it may concern或To Whom It May Concern用在不指明收信者是誰(shuí)的信里，當(dāng)作稱呼語(yǔ)。這種信通常沒(méi)有Yours，turely等信尾客套語(yǔ)。

concern的基本意思是“與…有關(guān)”,指人〔物,事物〕之間的聯(lián)系與影響,引申可指“關(guān)心”“關(guān)切”“使擔(dān)憂”“使煩惱”。

concern作“與…有關(guān)”解時(shí)是及物動(dòng)詞,接名詞、代詞或名詞從句作賓語(yǔ)。可用于被動(dòng)結(jié)構(gòu)。

concern作“擔(dān)心”“掛念”解時(shí),主語(yǔ)一般是人,常與介詞about, for或over連用。

concern常與指人的反身代詞連用,表示“關(guān)心,關(guān)注”，其后常接介詞about, in或with。

concern后可接由that, where或how等關(guān)系代詞引導(dǎo)的從句。

concern的過(guò)去分詞concerned在句中常作后置定語(yǔ)。

prep.關(guān)于，涉及，就…而言

adj.擔(dān)憂的；關(guān)心的；關(guān)切的；有關(guān)的

n.關(guān)切

名詞concern的復(fù)數(shù)形式.

adj.不關(guān)心的；不憂慮的

n.不關(guān)心；冷漠；不擔(dān)憂；不感興趣