1、challenge

挑戰;難題

I like a big challenge and they don't come much bigger than this.

我喜歡大的挑戰，而所有挑戰中再沒有比這更大的了。

The new government's first challenge is the economy.

新政府面臨的第一個難題是經濟問題。

(成功地)應對挑戰，迎接挑戰

The new Germany must rise to the challenge of its enhanced responsibilities.

一個嶄新的德國必須迎接挑戰，承擔更多的責任。

They rose to the challenge of entertaining 80 schoolchildren for an afternoon.

他們一個下午成功接待了80名學童。

懷疑，質疑(真實性、價值、權威等)

Democratic leaders have challenged the president to sign the bill.

民主黨領袖對總統簽署這項法案提出了質疑。

The move was immediately challenged by two of the republics.

此項動議立即遭到其中兩個共和國的反對。

2、sentiment

(基于思想或情感的)態度，情緒

Public sentiment rapidly turned anti-American.

公眾情緒迅速轉變，開始反對美國。

He's found growing sentiment for military action.

他發現支持采取軍事行動的情緒日益高漲。

(用言辭表達的)見解，感想

I must agree with the sentiments expressed by John Prescott.

我不得不對約翰·普雷斯科特的見解表示贊同。

The Foreign Secretary echoed this sentiment.

外交大臣附和了這一看法。

(尤指對過去的事過度而無謂的)感傷，眷戀

Laura kept that letter out of sentiment.

勞拉因無法釋懷而一直保留著那封信。

The coronation was an occasion for extravagant myth and sentiment.

加冕典禮是極盡奢華和懷舊的儀式。