The triplet diffusion length in Ir(ppy)3-doped and pure CBP films are calculated to be 6.8 nm and 61.4 nm, respectively.是什么意思_The triplet diffusion length in Ir(ppy)3-doped and pure CBP films are calculated to be 6.8 nm and 61.4 nm, respectively.在线翻译_英语_读音_用法_例句