单词：stratas
(strata 的复数) pl. 层, 地层, 阶层
[医] 层
[医] 层
plural of strata
n one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
n people having the same social, economic, or educational status
n an abstract place usually conceived as having depth
n one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
n people having the same social, economic, or educational status
n an abstract place usually conceived as having depth
单词：stratas 相关文章
This is the VOA Special English Economics Report. When we print something, a flat page comes to mind. For example, you might use a photocopier. (SOUND) Photocopiers print in two dimensions. Now, imagine how this would work for three dimensions. A mac
发表于:2018-12-07 / 阅读(361) / 评论(0)
2010年VOA慢速英语(十)月
2010年VOA慢速英语(十)月