The first paper was made from the bark of the mulberry tree.
B
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Creamoftartar酒石,aweakacid,canbeaddedtoeggwhitestohelpthemfoam泡沫whentheyarebeaten
Some sea urchins海胆 have venomous (toxin) spines
Despite the proliferation of other faster modes of transportation, the railroads remain the largest carriers of intercity freight in the United States.
People who do not sleep enough tend to become irritable .