1、exposure

暴露;接觸

Exposure to lead is known to damage the brains of young children.

眾所周知，接觸鉛對幼兒的大腦有害。

the potential exposure of people to nuclear waste.

核廢料對人們造成輻射的潛在風險

（身體）受凍

He was suffering from exposure and shock but his condition was said to be stable.

他被凍傷了，而且出現了休克，但是據說情況穩定。

At least two people died of exposure in Chicago overnight.

昨天晚上，芝加哥至少有兩人凍死。

曝光;揭發;揭露

the exposure of Anthony Blunt as a former Soviet spy.

安東尼·布倫特前蘇聯間諜身份的曝光

Their sporting reputation has suffered enormously from Johnson's exposure.

由于約翰遜東窗事發，他們的體育聲譽受到了嚴重損害。

2、present

現在的；目前的

He has brought much of the present crisis on himself.

目前的大部分危機都是他自己引起的。

the government's present economic difficulties.

政府當前的經濟難題

目前；現在；眼下

There is no way at present of predicting which individuals will develop the disease.

目前還沒有辦法預測誰會得這種病。

At present children under 14 are not permitted in bars.

目前，14歲以下兒童不允許進酒吧。