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、explore

在…探險;探測;勘察;考察

I just wanted to explore Paris, read Sartre, listen to Sidney Bechet.

我就想逛逛巴黎，讀讀薩特的作品，聽聽悉尼·貝謝的音樂。

After exploring the old part of town there is a guided tour of the cathedral.

游覽完老城區之后，會由導游帶隊參觀大教堂。

探討，研究（觀點或建議）

The secretary is expected to explore ideas for post-war reconstruction of the area.

部長預計將會探討這個地區戰后重建的意見。

The film explores the relationship between artist and instrument

這部電影探究了藝術家和樂器之間的關系。