【简答题】In 1826, a Frenchman named Niepce needed pictures for his business. But he was not a good artist, so he invented a very camera. He put it in a window of his house and took a picture of his gard...
【简答题】In 1826, a Frenchman named Niepce needed pictures for his business .But he was not a good artist .So he invented a very camera (照相机).He put it in a window of his house and took a picture of his...
【单选题】In 1826, a Frenchman named Niepce needed pictures for his business. But he was not a good artist. So he invented a very camera. He put it in a window of his house and took a picture of his yard...
【简答题】1826, a Frenchman named Niepce needed pictures for his business .But he was not a good artist.So he invented a very camera (照相机).He put it in a window of his house and took a picture of his gar...