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Mr. moss says he was surprised by what he saw .

莫斯先生表示，他所看到的结果令他颇为吃惊。

Often all that is needed is a handful or two of moss fragments or scrapings .

通常只需要抓取一把或直接起出几块苔藓群落就可以。

Moss colonies often consists of hundreds of tiny plants growing tightly together to form a dense mat .

藓类植物往往会形成由成百上千个微小个体聚集而成的厚厚的垫状群落。

All overgrown with azure moss and flowers

而且都生满青苔、开满花朵，

John moss worked on this issue for 12 of his 26 years in congress .

在约翰莫斯26年的国会生涯中，有12年时间致力于这个问题。