VOA慢速英语:Fukushima Children Tested for Thyroid Cancer Risk

短语讲解：

1. So far no one has died from radiation exposure.

so far到目前为止；迄今为止；到这点为止
例句：I can only trust him so far.
我至今还信赖他。
die from死于
例句：In a severe winter, wild animals can die from lack of food.
在寒冷的冬天, 野兽可能因为缺乏食物而饿死。

2. They worry about a possible risk from Fukushima.

worry about担忧, 烦恼
例句：He worried about how to make his living.
他为如何谋生发愁。

3. They felt they could not be overly concerned about those reports or they would not be able to go on with their daily lives.

concern about使(自己)关心…
例句：There is no need for you to concern yourself about where I was last night.
你没必要关心我昨晚在哪儿。
go on with继续干, 一度中止后再继续干
例句：They went on with their basketball match in spite of the rain.
他们冒雨继续进行篮球比赛。

4. Radium was used in the past to make watch and clock faces glow in the dark.

be used to do习惯做…
例句：Zip codes are used to facilitate mail service. 
邮政编码方便了邮递服务。