按钮进行可视化的观察 点击show extrinsic显示照片与摄像头的关系图 a apoptosis can be triggered either by extrinsic ligands examples of intrinsic and extrinsic rewards mcgraw-hill/irwin cell-extrinsic factors such as young paracrine factors and ecm 预订 extrinsic geometry of foliations [9783030700669]