emission tomography短语¹³¹⁶²⁰⁺³ 基本例句 发射断层术 In this case, the positron emission tomographyPET radiotracer the researchers identified is11C- metomidate, which they describe as “ a potent inhibitor of adrenal steroidogenic enzymes”. 该研究中使用的 PET示踪剂是一种被称之为“肾上腺类固醇生成酶潜在抑制剂”的11碳-美托咪酯。 dxy