1、concern

忧虑;担心

The group has expressed concern about reports of political violence in Africa.

该团体对有关非洲政治暴力的报道表示关切。

The move follows growing public concern over the spread of the disease.

针对公众对该疾病的不断蔓延日益担忧，从而出台了这一举措。

使担忧;使心烦

The growing number of people seeking refuge in Thailand is beginning to concern Western aid agencies.

到泰国寻求庇护的人日益增多，这开始引起了西方援助机构的不安。

It concerned her that Bess was developing a crush on Max.

贝丝迷上了马克斯，这让她很担心。

令人担忧的事实(或情况)

His concern was that people would know that he was responsible.

他担心大家会知道是他的责任。

Unemployment was the electorate's main concern.

选民关心的主要是失业问题。

2、show up

(使)清晰;(使)变得明显;(使)显现出来

You may have some strange disease that may not show up for 10 or 15 years.

你可能患有某种 10 年或者 15 年都看不出什么症状来的怪病。

The orange tip shows up well against most backgrounds.

橙色的尖端在大多数背景下都很醒目。

3、determine

是…的决定因素

The size of the chicken pieces will determine the cooking time.

鸡块的大小将决定烹饪时间的长短。

Social status is largely determined by the occupation of the main breadwinner.

社会地位很大程度上是由家里经济支柱的职业决定的。

确定;查明

The investigation will determine what really happened.

调查会查明到底发生了什么事情。

Testing needs to be done to determine the long-term effects on humans.

需要进行检测以确定其对人的长期影响。

决定;敲定

The Baltic people have a right to determine their own future.

波罗的海各国人民有权决定自己的未来。

The final wording had not yet been determined.

最终措辞仍未敲定。