基本解释背负式电视摄像机英汉例句双语例句Steve would whip his camera from his little green back-pack and poke it practically into the creature's mouth, scanning the molars.史蒂夫从他绿色的背包中拿出照相机，直伸入猎豹口中，拍摄那些臼齿。backpack camera更多例句词组短语短语back -pack k camera 背负式电视摄像机backpack camera更多词组专业释义经济学背负式电视摄像机