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、complete

完全的;十足的

The rebels had taken complete control.

叛亂分子完全控制了局面。

It shows a complete lack of understanding by management.

這表明管理層對此完全不了解。

完整的;全部的;整個的

A complete tenement block was burnt to the ground.

整幢公寓大樓被付之一炬。

The job sheets eventually filled a complete book.

工作指導卡最終裝滿了整整一個冊子。

完成的;結束的

The work of restoring the farmhouse is complete.

修復農舍的工作已經完成。

It'll be two years before the process is complete.

這個過程需要兩年才能完成。