音标:[.retrәgrә'deiʃәn] ;
n. 逆行, 退化, 倒退
[机] 退减作用
n. The act of retrograding, or moving backward.
n. The state of being retrograde; decline.

学英语单词
acuminat-
aegista lautsi micra
airscrew brake
alloimmunities
angular therad
annual objectives
apothecaries' measure
arcagraph
bailamos
Bazman
bi-colour
bibliothecarial
bioelectrical integrator
chain-link fence
Clamer's alloy
cleaning plug
coefficient of heredity
continuous hunting
corystids
Cousinia affinis
cuprobismutite
cylindricalities
date-time group
decretalist
depressive insanity
dew-point apparatus
dicranodontium fleischerianum
double t-bridge
electrical condenser
electroanalyzer
electroencephalogram
exophthalmometric
foam resin
formal isomer
grain growth inhibition
griliches
gudeman
hat sweatband leather
hesitate in speaking
hyperfine structure quantum number
incumberments
interruptable state
intragranular void
Iodoquindine
isothermal parameters
j.h
jack something in
kunta
labyrinthine congestion
last laugh
litharium bilineata
local maximum modulus principle
low-lifer
lowflation
lycanthrope
maderensis
make ... bed
map program
mineral wools
multi-operation part
multiple sampling inspection
n-th class of Baire functions
nonassociated mode of operation
Nozaki-jima
overinterpreted
Pimpinella astilbifolia
plank board
pneumatic method of sinking
Poa koelzii
Preding
Prednol
predrill
priorable name
rain factor
rdaiometric prospecting
red-capped green pigeon
seasonal breeding
selected mould section
shake-catch method
shorepound
skeet skirt
small diameter tube
soda-pop
solvent blue 19
sporeling
subrogation clause
sweep amplitude
taken stock of
tissy
top lifts
trap ball
treasurelike
unblocked area
underdrawing
unlamed
vatman
verb. sap
what a mess
will act
wire cutting
wormfish
Youvarou