1、element

成分;組成部分

The exchange of prisoners of war was one of the key elements of the UN's peace plan.

交換戰(zhàn)俘是聯(lián)合國和平計劃的一個重要部分。

（社會或組織內(nèi)部具有相同目標(biāo)、信仰或習(xí)慣的）一群人，一組人，分子

criminal elements within the security forces.

安保部隊中的犯罪分子

the hooligan element.

流氓團(tuán)伙

自在;適得其所;如魚得水

My stepmother was in her element, organizing everything.

我的繼母得心應(yīng)手地料理著一切。

Maybe it's because they're so out of their element that they feel the need to talk.

可能是因為他們感到非常不自在，所以覺得有必要說說話。

2、ultimate

最后的；最終的

He said it is still not possible to predict the ultimate outcome.

他說現(xiàn)在還無法預(yù)料最終的結(jié)局。

The ultimate aim is to expand the network further.

最終目的是為了進(jìn)一步拓展該網(wǎng)絡(luò)。

最根本的；最基礎(chǔ)的；最原始的

Plants are the ultimate source of all foodstuffs.

植物是所有食物的最根本來源。

The ultimate cause of what's happened seems to have been the advertising campaign.

出事的最根本原因似乎在于那場廣告宣傳活動。

極端的；極度的；令人極其不快的

Being removed from his post during operations is the ultimate humiliation for a ship's captain.

在執(zhí)行任務(wù)的過程中被免職，這對一位船長來說是莫大的恥辱。

Treachery was the ultimate sin.

背叛是最不可饒恕的罪孽。