单词：clayson
[人名] 克莱森
词型变化：名词复数形式 : claysons
单词：clayson 相关文章
Some Volcanic Clays Kill Bacteria 一些火山灰能杀灭细菌 Ancient people knew that some kinds of clay have healing qualities. They rubbed clay on their skin to cover wounds. They also used the natural rock or soil material to treat stomach pro
发表于:2019-01-12 / 阅读(120) / 评论(0)
2016年VOA慢速英语(二)月
2016年VOA慢速英语(二)月