他决定为在澳大利亚西部人为导致荒芜的土地上重新造林做点事情。He decided to do something about reforesting man-made wastes of western Australia.科西嘉岛腹地地势高企,环境荒芜。The interior of Corsica is high and untamed.一片片土地荒芜,人口减少。Whole stretches of land were laid w...
the binary system二进制Using binary notation is in fact just manipulating ones and noughts.使用二进制标号法实际上只运用1和0两个数.Computers operate using binary numbers.计算机运行运用二进位制....