然后那些咖啡豆被磨碎，包装好作为咖啡粉出售。The beans are then ground and packaged for sale as ground coffee.我喜欢新烘咖啡豆的清香气味.I love the delightful odour of freshly roasted coffee beans.种植的咖啡豆和可可豆有些是为了出口.Some coffee and cacao are grown for expor...
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....