正电子断层

PET, positron emission tomography (medical imaging method)

first month of the lunar year

straight / upright / proper / main / principal / to correct / to rectify / exactly / just (at that time) / right (in that place) / (math.) positive

positive charge (electricity)

lightning / electricity / electric (bound form) / to get (or give) an electric shock / phone call or telegram etc / to send via telephone or telegram etc

positron (antiparticle of the electron)

electronic / electron (particle physics)

son / child / seed / egg / small thing / 1st earthly branch: 11 p.m.-1 a.m., midnight, 11th solar month (7th December to 5th January), year of the Rat / Viscount, fourth of five orders of nobility 五等爵位[wu3 deng3 jue2 wei4] / ancient Chinese compass point: 0° (north) / subsidiary / subordinate / sub-

(noun suffix)

to break / to snap / to cut off / to give up or abstain from sth / to judge / (usu. used in the negative) absolutely / definitely / decidedly

fault (geology) / CL:道[dao4],個|个[ge4] / (fig.) gap / rupture (in the transmission of some skill) / (tomography) cross-sectional

to pile on top of one another / layer; stratum / floor (of a building); story / (math.) sheaf / classifier for layers