重点讲解:
1. filter out 滤除;滤掉;
Children should have glasses which filter out UV rays.
儿童应该戴上滤除紫外线的眼镜 。
2. suffer from (因疾病或处于其他不利境地而)受苦,受难,受折磨;
They suffer from health problems and fear the long term effects of radiation
他们遭受着健康问题的困扰并且害怕辐射的长期影响 。
3. wipe out 摧毁;毁灭;使灭绝;
Of course, in the event of a disaster big enough to wipe out all humans, such as a colossal asteroid strike, it would not really matter.
当然,万一遭到一次足以毁灭全人类的灾难,例如行星撞地球,这个问题将会无关紧要 。
4. be sure of 一定的;必定的;无疑的;确保的;
One thing I am sure of was that she was scared.
有一点我能肯定,那就是她当时被吓到了 。