像平常一样，那出一张纸来。
最后，罗杰斯拿来出一张纸，在上面画了头奶牛。
At last Rodgers took out a piece of paper and began to draw a cow.
人们研制出一种用植物纤维制成的纸。
People developed a kind of paper made from the fibres of plants.
人们研制出一种用植物纤维制成的纸。
People developed a kind of paper made from the fibres of plants.
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