na. 〈美〉(北美)灰背野鸭
[网络] 帆背湾鸭

学英语单词
.bmp files
abdominal thrust
adjacent segregation
Afro American
alacarte
Alice B. Toklas
annuity in arrears
aquatintist
arc ion plating
ASCII files
Ashkidah
Axarfjordhur
bar oven
bluefaced
Boehmeria macrophylla
Bolzano process
boughten
bylinski
cellulose butyrate fibre
cervelleite
cetia
chromic fibrous pneumonia
concolorate
confirminginquiry
dericin
diphenylarsine sulfide
double rib warp loom
double-dog dares
dried longan
elastic narrow fabric
electrical elastance
equal education
external rhythm
fracture filling
general-manager responsibility system
genus Delichon
giraffomorphs
Goldschmidt process
gross section yielding
Haiken
Haketia
high pressure oil-filled cable
highway passenger transportation
holographic simulation
hyalogens
inside force
iron-reddingite
isothermic wagon
italicising
karwa
kitchenaid
labialla
lock valve
long time load test
macromia clio
main storage system
martspaine
mechanical bail
microbial assay
mock strawberry
model listing
mournfullest
mudscape
nonoffending
not pay
oligohalobie
overall length of broach
Palici
Palma, R.da
paperless trading
parallel processing in computer communication
pataskala
pipelay
plasma spray coating
possessio
postal map
practicalize
producer consumer problem
Pterocarpus L.
quality agriculture
reflector plane
regardship
runnin fit
San Blas
sandwich chamber
Sertinon
short range particle
short-course chemotherapy
soundproofs
spacer contact
stamp batteries
surface conditioned rounds
tank ventilator
tepe
Thousand Islands
transversal stream
turnsickness
venous hypertension
warm backup
Wedekindophyllum
Yakassé-Mé