That 's because the plexiglass gave the impression that they could fall .

因为有机玻璃给婴儿们的感觉就是：他们会掉下来。

One about.com reader even put plexiglass on the fronts of bookshelves to keep her child from climbing .

一位about.com的读者甚至在书架的正面安装了有机玻璃来避免孩子攀爬。

Psychologists had a young infant on a table . Between two tables was a transparent plexiglass platform .

心理学家把小婴儿放在桌子上，两个桌子之间用透明的有机玻璃连接。

Plexiglass ion exchange column , steel liner rubber ion exchange column .

有机玻璃离子交换柱、钢衬胶离子交换柱。

Plexiglass non-crystal , will soften with increasing temperature .

有机玻璃是非晶体，会随温度升高变软。