1、challenge

挑戰(zhàn);難題

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

我喜歡大的挑戰(zhàn)，而所有挑戰(zhàn)中再?zèng)]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(gè)難題是經(jīng)濟(jì)問題。

(成功地)應(yīng)對挑戰(zhàn)，迎接挑戰(zhàn)

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

一個(gè)嶄新的德國必須迎接挑戰(zhàn)，承擔(dān)更多的責(zé)任。

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

他們一個(gè)下午成功接待了80名學(xué)童。

懷疑，質(zhì)疑(真實(shí)性、價(jià)值、權(quán)威等)

Democratic leaders have challenged the president to sign the bill.

民主黨領(lǐng)袖對總統(tǒng)簽署這項(xiàng)法案提出了質(zhì)疑。

The move was immediately challenged by two of the republics.

此項(xiàng)動(dòng)議立即遭到其中兩個(gè)共和國的反對。

2、attention

注意；留心；專注

You have my undivided attention.

我專心聽你所講。

Later he turned his attention to the desperate state of housing in the province.

其后，他將注意力轉(zhuǎn)向了該省形勢嚴(yán)峻的住房問題。

（尤指大眾的）注意力，關(guān)注

Volume Two, subtitled 'The Lawyers', will also attract considerable attention.

副標(biāo)題為“律師”的第二冊也將獲得廣泛關(guān)注。

The conference may help to focus attention on the economy.

此次會(huì)議可能有助于將關(guān)注焦點(diǎn)放在經(jīng)濟(jì)上。

保養(yǎng);照料;照顧

Each year more than two million household injuries need medical attention.

每年有超過200萬起家中受傷事件需要醫(yī)療處理。

a demanding baby who seems to want attention 24 hours a day.

好像一天24小時(shí)都要人照看的難纏的寶寶