词汇辨析:radius, radium, radiate的区别
日期:2012-02-13 16:12
(单词翻译:单击)
词汇习题
选词填空:将radius, radium, radiate放到合适的位置,完成句子。
He has visited every shop within a ____ of two miles.
_______can be used to treat cancer.
The sun _____ light and heat.
点津解析
点津:
这三个词没啥关系,只是长得像,大家睁大眼睛不要被蒙蔽了啊!
Radius:半径
He has visited every shop within a radius of two miles.周围两英里以内的店铺他都去过。
Radium :〈化〉镭
Radium can be used to treat cancer.
镭可以用来治疗癌症。
Radiate:发射出(光、热等),向四周伸出
The sun radiates light and heat.
太阳散发光和热。
答案:
radius, radium, radiate