Leather - cloth: Cloth for bookbinding. A plasticated cotton that dyed - through and calendered.漆布(人造皮): 装订用布料,经砑光的染色胶料棉布.The dyed fabrics had good levelness and equal penetration.并测得染色织物具有较好的匀染性和透染性.Kippers are dyed yel...
There are all sorts of animals, including bears, pigs, kangaroos, and penguins.有各种各样的动物，包括熊、猪、袋鼠和企鹅。Why can penguins live in cold environment?为什么企鹅能生活在寒冷的环境中?Whales, seals, penguins, and turtles have flippers.鲸 、 海豹, 企鹅和...