1、contradiction

矛盾;不一致

the contradictions between her private life and the public persona.

她的私生活與公眾形象之間的巨大反差

The performance seemed to me unpardonable, a contradiction of all that the Olympics is supposed to be.

在我看來，這次的表現是不可寬恕的，和奧運精神完全相悖。

自相矛盾的說法

A public service run for profit — a contradiction in terms if there ever was one.

以營利為目的的公共服務機構——這是典型的用詞上的自相矛盾（如果真有這種說法的話）。

2、collapse

倒塌;塌下

A section of the Bay Bridge had collapsed.

海灣大橋有一段垮塌了。

The roof collapsed in a roar of rock and rubble.

屋頂轟隆一聲塌了下來，碎石瓦礫落了一地。

(體系或機構)崩潰，瓦解，突然失敗

His business empire collapsed under a massive burden of debt.

他的商業帝國無力承擔沉重的債務負擔而垮掉了。

This system has collapsed in most countries where it ruled.

這一體系在其占統治地位的大多數國家都失敗了。

(因生病或虛弱)突然倒下，昏倒

He collapsed following a vigorous exercise session at his home.

在家劇烈運動了一陣后他突然昏倒了。

It's commonplace to see people collapsing from hunger in the streets.

在街上看見有人餓暈是很平常的事。