正电子照射断层摄影

1. • positrion emission tomography (PET)

Character by character

• 正(zhèng)straight
• 电(diàn)lightning
• 子(zǐ)son
• 照(zhào)according to
• 射(shè)shoot
• 断(duàn)break
• 层(céng)pile on top of one another
• 摄(shè)take in
• 影(yǐng)picture