[ˌmesəuˈθi:liəm]
〔NA〕间皮：来自中胚层的平细胞层，衬托胚胎体腔。在成年形成单层鳞状上皮，复盖所有真浆膜，包括腹膜、心包及胸膜- R. L. L.
- R. M. A.
- R. M. L.
- R. M. P.
- R. M. T.
- Rn
- R. N.
- RNA
- RNA-directed DNA polymerase
- RNA directed RNA polymerase
- RNA nucleotidyltransferase
- RNA polymerase
- RNase
- R. O. A.
- roach
- roaring
- Robalate
- Robaxin
- Robbins
- robenidine hydrochloride
- Roberts
- Robert's ligament
- Robertson's pupil
- Robertson's sign
- Robert's pelvis